117654366245472 has 144 divisors (see below), whose sum is σ = 399001763946240. Its totient is φ = 32153988278016.

The previous prime is 117654366245411. The next prime is 117654366245473. The reversal of 117654366245472 is 274542663456711.

117654366245472 is a `hidden beast` number, since 1 + 1 + 7 + 6 + 5 + 4 + 3 + 66 + 24 + 547 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×117654366245472² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117654366245473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1268655822 + ... + 1268748557.

It is an arithmetic number, because the mean of its divisors is an integer number (2770845582960).

Almost surely, 2^{117654366245472} is an apocalyptic number.

117654366245472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117654366245472 is an abundant number, since it is smaller than the sum of its proper divisors (281347397700768).

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

117654366245472 is a wasteful number, since it uses less digits than its factorization.

117654366245472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2537404425 (or 2537404414 counting only the distinct ones).

The product of its digits is 203212800, while the sum is 63.

The spelling of 117654366245472 in words is "one hundred seventeen trillion, six hundred fifty-four billion, three hundred sixty-six million, two hundred forty-five thousand, four hundred seventy-two".