425747747524 has 24 divisors (see below), whose sum is σ = 816163752096. Its totient is φ = 192718704000.

The previous prime is 425747747497. The next prime is 425747747527.

425747747524 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×425747747524² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425747747527) 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, 20064262 + ... + 20085469.

It is an arithmetic number, because the mean of its divisors is an integer number (34006823004).

Almost surely, 2^425747747524 is an apocalyptic number.

425747747524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

425747747524 is a deficient number, since it is larger than the sum of its proper divisors (390416004572).

425747747524 is a wasteful number, since it uses less digits than its factorization.

425747747524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40149987 (or 40149985 counting only the distinct ones).

The product of its digits is 61465600, while the sum is 58.

The spelling of 425747747524 in words is "four hundred twenty-five billion, seven hundred forty-seven million, seven hundred forty-seven thousand, five hundred twenty-four".