428572464265 has 8 divisors (see below), whose sum is σ = 561040316928. Its totient is φ = 311689064880.

The previous prime is 428572464263. The next prime is 428572464277. The reversal of 428572464265 is 562464275824.

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

It is not a de Polignac number, because 428572464265 - 2¹ = 428572464263 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55), and also a Moran number because the ratio is a prime number: 7792226623 = 428572464265 / (4 + 2 + 8 + 5 + 7 + 2 + 4 + 6 + 4 + 2 + 6 + 5).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428572464263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3896113257 + ... + 3896113366.

It is an arithmetic number, because the mean of its divisors is an integer number (70130039616).

Almost surely, 2^428572464265 is an apocalyptic number.

It is an amenable number.

428572464265 is a deficient number, since it is larger than the sum of its proper divisors (132467852663).

428572464265 is a wasteful number, since it uses less digits than its factorization.

428572464265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7792226639.

The product of its digits is 25804800, while the sum is 55.

The spelling of 428572464265 in words is "four hundred twenty-eight billion, five hundred seventy-two million, four hundred sixty-four thousand, two hundred sixty-five".