305000055530 has 64 divisors (see below), whose sum is σ = 563572567296. Its totient is φ = 118809600000.

The previous prime is 305000055509. The next prime is 305000055551. The reversal of 305000055530 is 35550000503.

It is an interprime number because it is at equal distance from previous prime (305000055509) and next prime (305000055551).

It is a self number, because there is not a number n which added to its sum of digits gives 305000055530.

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, 31762730 + ... + 31772330.

It is an arithmetic number, because the mean of its divisors is an integer number (8805821364).

Almost surely, 2^305000055530 is an apocalyptic number.

305000055530 is a deficient number, since it is larger than the sum of its proper divisors (258572511766).

305000055530 is a wasteful number, since it uses less digits than its factorization.

305000055530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10223.

The product of its (nonzero) digits is 5625, while the sum is 26.

The spelling of 305000055530 in words is "three hundred five billion, fifty-five thousand, five hundred thirty".