402400561264145 has 8 divisors (see below), whose sum is σ = 482884843337856. Its totient is φ = 321917669130736.

The previous prime is 402400561264111. The next prime is 402400561264159. The reversal of 402400561264145 is 541462165004204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402400561264145 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402400561264096 and 402400561264105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346848047 + ... + 348006276.

It is an arithmetic number, because the mean of its divisors is an integer number (60360605417232).

Almost surely, 2^{402400561264145} is an apocalyptic number.

It is an amenable number.

402400561264145 is a deficient number, since it is larger than the sum of its proper divisors (80484282073711).

402400561264145 is a wasteful number, since it uses less digits than its factorization.

402400561264145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694970151.

The product of its (nonzero) digits is 921600, while the sum is 44.

The spelling of 402400561264145 in words is "four hundred two trillion, four hundred billion, five hundred sixty-one million, two hundred sixty-four thousand, one hundred forty-five".