200400637488 has 20 divisors (see below), whose sum is σ = 517701646968. Its totient is φ = 66800212480.

The previous prime is 200400637477. The next prime is 200400637499. The reversal of 200400637488 is 884736004002.

It is an interprime number because it is at equal distance from previous prime (200400637477) and next prime (200400637499).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2087506593 + ... + 2087506688.

Almost surely, 2^200400637488 is an apocalyptic number.

It is an amenable number.

200400637488 is an abundant number, since it is smaller than the sum of its proper divisors (317301009480).

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

200400637488 is a wasteful number, since it uses less digits than its factorization.

200400637488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4175013292 (or 4175013286 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 200400637488 in words is "two hundred billion, four hundred million, six hundred thirty-seven thousand, four hundred eighty-eight".