425002056511 has 4 divisors (see below), whose sum is σ = 425004915232. Its totient is φ = 424999197792.

The previous prime is 425002056503. The next prime is 425002056517. The reversal of 425002056511 is 115650200524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425002056511 - 2³ = 425002056503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425002056517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1193370 + ... + 1508023.

It is an arithmetic number, because the mean of its divisors is an integer number (106251228808).

Almost surely, 2^425002056511 is an apocalyptic number.

425002056511 is a deficient number, since it is larger than the sum of its proper divisors (2858721).

425002056511 is a wasteful number, since it uses less digits than its factorization.

425002056511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858720.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 425002056511 in words is "four hundred twenty-five billion, two million, fifty-six thousand, five hundred eleven".