1025616664028 has 48 divisors (see below), whose sum is σ = 1979720945664. Its totient is φ = 461040128640.

The previous prime is 1025616663971. The next prime is 1025616664031. The reversal of 1025616664028 is 8204666165201.

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, 1455851 + ... + 2042237.

It is an arithmetic number, because the mean of its divisors is an integer number (41244186368).

Almost surely, 2^{1025616664028} is an apocalyptic number.

It is an amenable number.

1025616664028 is a deficient number, since it is larger than the sum of its proper divisors (954104281636).

1025616664028 is a wasteful number, since it uses less digits than its factorization.

1025616664028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586842 (or 586840 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 1025616664028 in words is "one trillion, twenty-five billion, six hundred sixteen million, six hundred sixty-four thousand, twenty-eight".