425516021602 has 16 divisors (see below), whose sum is σ = 729805610880. Its totient is φ = 182276615808.

The previous prime is 425516021563. The next prime is 425516021603. The reversal of 425516021602 is 206120615524.

It is not an unprimeable number, because it can be changed into a prime (425516021603) 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, 7252527 + ... + 7310962.

It is an arithmetic number, because the mean of its divisors is an integer number (45612850680).

Almost surely, 2^425516021602 is an apocalyptic number.

425516021602 is a deficient number, since it is larger than the sum of its proper divisors (304289589278).

425516021602 is a wasteful number, since it uses less digits than its factorization.

425516021602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14565585.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 425516021602 in words is "four hundred twenty-five billion, five hundred sixteen million, twenty-one thousand, six hundred two".