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468208667212 = 221113818546621
BaseRepresentation
bin1101101000000110110…
…10010100101001001100
31122202112021012200020121
412310003122110221030
530132342404322322
6555031520354324
745553435002046
oct6640332245114
91582467180217
10468208667212
1117062564a650
12768aa1759a4
13351c890b960
1418938d1aa96
15c2a4b13ec7
hex6d03694a4c

468208667212 has 24 divisors (see below), whose sum is σ = 962610827472. Its totient is φ = 196451188800.

The previous prime is 468208667197. The next prime is 468208667233. The reversal of 468208667212 is 212766802864.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 468208667212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409272739 + ... + 409273882.

It is an arithmetic number, because the mean of its divisors is an integer number (40108784478).

Almost surely, 2468208667212 is an apocalyptic number.

It is an amenable number.

468208667212 is an abundant number, since it is smaller than the sum of its proper divisors (494402160260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

468208667212 is a wasteful number, since it uses less digits than its factorization.

468208667212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818546649 (or 818546647 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 52.

The spelling of 468208667212 in words is "four hundred sixty-eight billion, two hundred eight million, six hundred sixty-seven thousand, two hundred twelve".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 818546621 1637093242 3274186484 9004012831 10641106073 18008025662 21282212146 36016051324 42564424292 117052166803 234104333606 468208667212