63425452436 has 12 divisors (see below), whose sum is σ = 111237421428. Its totient is φ = 31643332032.

The previous prime is 63425452427. The next prime is 63425452457.

63425452436 is nontrivially palindromic in base 10.

63425452436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 46696616836 + 16728835600 = 216094^2 + 129340^2 .

It is a super-2 number, since 2×63425452436² (a number of 22 digits) contains 22 as substring.

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, 17346491 + ... + 17350146.

It is an arithmetic number, because the mean of its divisors is an integer number (9269785119).

Almost surely, 2^63425452436 is an apocalyptic number.

It is an amenable number.

63425452436 is a deficient number, since it is larger than the sum of its proper divisors (47811968992).

63425452436 is a wasteful number, since it uses less digits than its factorization.

63425452436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34697098 (or 34697096 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 44.

The spelling of 63425452436 in words is "sixty-three billion, four hundred twenty-five million, four hundred fifty-two thousand, four hundred thirty-six".