1025664676 has 27 divisors (see below), whose sum is σ = 1829758539. Its totient is φ = 503064408.

The previous prime is 1025664659. The next prime is 1025664677. The reversal of 1025664676 is 6764665201.

It is a happy number.

The square root of 1025664676 is 32026.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025664677) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4291365 + ... + 4291603.

Almost surely, 2^1025664676 is an apocalyptic number.

1025664676 is the 32026-th square number.

It is an amenable number.

1025664676 is a deficient number, since it is larger than the sum of its proper divisors (804093863).

1025664676 is an frugal number, since it uses more digits than its factorization.

1025664676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The cubic root of 1025664676 is about 1008.4827317980.

The spelling of 1025664676 in words is "one billion, twenty-five million, six hundred sixty-four thousand, six hundred seventy-six".