405157725264 has 20 divisors (see below), whose sum is σ = 1046657457056. Its totient is φ = 135052575072.

The previous prime is 405157725211. The next prime is 405157725317. The reversal of 405157725264 is 462527751504.

It is an interprime number because it is at equal distance from previous prime (405157725211) and next prime (405157725317).

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 8440785943 = 405157725264 / (4 + 0 + 5 + 1 + 5 + 7 + 7 + 2 + 5 + 2 + 6 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4220392924 + ... + 4220393019.

Almost surely, 2^405157725264 is an apocalyptic number.

It is an amenable number.

405157725264 is an abundant number, since it is smaller than the sum of its proper divisors (641499731792).

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

405157725264 is a wasteful number, since it uses less digits than its factorization.

405157725264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8440785954 (or 8440785948 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 48.

The spelling of 405157725264 in words is "four hundred five billion, one hundred fifty-seven million, seven hundred twenty-five thousand, two hundred sixty-four".