425661230516 has 48 divisors (see below), whose sum is σ = 783681454080. Its totient is φ = 202017903360.

The previous prime is 425661230503. The next prime is 425661230531. The reversal of 425661230516 is 615032166524.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27706445 + ... + 27721803.

It is an arithmetic number, because the mean of its divisors is an integer number (16326696960).

Almost surely, 2^425661230516 is an apocalyptic number.

It is an amenable number.

425661230516 is a deficient number, since it is larger than the sum of its proper divisors (358020223564).

425661230516 is a wasteful number, since it uses less digits than its factorization.

425661230516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19664 (or 19662 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 425661230516 in words is "four hundred twenty-five billion, six hundred sixty-one million, two hundred thirty thousand, five hundred sixteen".