200055456465 has 32 divisors (see below), whose sum is σ = 326266502016. Its totient is φ = 104653140480.

The previous prime is 200055456449. The next prime is 200055456479. The reversal of 200055456465 is 564654550002.

It is a happy number.

It is not a de Polignac number, because 200055456465 - 2⁴ = 200055456449 is a prime.

It is a super-2 number, since 2×200055456465² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306499 + ... + 702888.

It is an arithmetic number, because the mean of its divisors is an integer number (10195828188).

Almost surely, 2^200055456465 is an apocalyptic number.

It is an amenable number.

200055456465 is a deficient number, since it is larger than the sum of its proper divisors (126211045551).

200055456465 is a wasteful number, since it uses less digits than its factorization.

200055456465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009649.

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 200055456465 in words is "two hundred billion, fifty-five million, four hundred fifty-six thousand, four hundred sixty-five".