663082688571400 has 48 divisors (see below), whose sum is σ = 1608696261849600. Its totient is φ = 253701202582080.

The previous prime is 663082688571307. The next prime is 663082688571437. The reversal of 663082688571400 is 4175886280366.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72074200680 + ... + 72074209879.

It is an arithmetic number, because the mean of its divisors is an integer number (33514505455200).

Almost surely, 2^{663082688571400} is an apocalyptic number.

It is an amenable number.

663082688571400 is an abundant number, since it is smaller than the sum of its proper divisors (945613573278200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663082688571400 is a wasteful number, since it uses less digits than its factorization.

663082688571400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144148410598 (or 144148410589 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 64.

The spelling of 663082688571400 in words is "six hundred sixty-three trillion, eighty-two billion, six hundred eighty-eight million, five hundred seventy-one thousand, four hundred".