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86958418764 = 22371035219271
BaseRepresentation
bin101000011111100100…
…0000010101101001100
322022110021121101001110
41100333020002231030
52411042323400024
6103540444412020
76165624235530
oct1207710025514
9268407541043
1086958418764
1133973840098
1214a2a247010
13827a93c579
1442ccd8dbc0
1523de322629
hex143f202b4c

86958418764 has 24 divisors (see below), whose sum is σ = 231889116928. Its totient is φ = 24845262480.

The previous prime is 86958418753. The next prime is 86958418769. The reversal of 86958418764 is 46781485968.

It is a junction number, because it is equal to n+sod(n) for n = 86958418695 and 86958418704.

It is not an unprimeable number, because it can be changed into a prime (86958418769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517609552 + ... + 517609719.

Almost surely, 286958418764 is an apocalyptic number.

86958418764 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

86958418764 is an abundant number, since it is smaller than the sum of its proper divisors (144930698164).

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

86958418764 is a wasteful number, since it uses less digits than its factorization.

86958418764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035219285 (or 1035219283 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 66.

The spelling of 86958418764 in words is "eighty-six billion, nine hundred fifty-eight million, four hundred eighteen thousand, seven hundred sixty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1035219271 2070438542 3105657813 4140877084 6211315626 7246534897 12422631252 14493069794 21739604691 28986139588 43479209382 86958418764