13478378429592 has 128 divisors (see below), whose sum is σ = 39739218840000. Its totient is φ = 4218171752448.

The previous prime is 13478378429567. The next prime is 13478378429599. The reversal of 13478378429592 is 29592487387431.

13478378429592 is a `hidden beast` number, since 1 + 3 + 4 + 7 + 8 + 3 + 7 + 8 + 4 + 29 + 592 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 13478378429592.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13478378429599) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2985417 + ... + 5989112.

Almost surely, 2^{13478378429592} is an apocalyptic number.

13478378429592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13478378429592 is an abundant number, since it is smaller than the sum of its proper divisors (26260840410408).

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

13478378429592 is a wasteful number, since it uses less digits than its factorization.

13478378429592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8974970 (or 8974960 counting only the distinct ones).

The product of its digits is 731566080, while the sum is 72.

The spelling of 13478378429592 in words is "thirteen trillion, four hundred seventy-eight billion, three hundred seventy-eight million, four hundred twenty-nine thousand, five hundred ninety-two".