13165401023452 has 48 divisors (see below), whose sum is σ = 23777007408000. Its totient is φ = 6375939033024.

The previous prime is 13165401023431. The next prime is 13165401023477. The reversal of 13165401023452 is 25432010456131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3175003 + ... + 6034189.

It is an arithmetic number, because the mean of its divisors is an integer number (495354321000).

Almost surely, 2^{13165401023452} is an apocalyptic number.

It is an amenable number.

13165401023452 is a deficient number, since it is larger than the sum of its proper divisors (10611606384548).

13165401023452 is a wasteful number, since it uses less digits than its factorization.

13165401023452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859538 (or 2859536 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 13165401023452 its reverse (25432010456131), we get a palindrome (38597411479583).

The spelling of 13165401023452 in words is "thirteen trillion, one hundred sixty-five billion, four hundred one million, twenty-three thousand, four hundred fifty-two".