215052214455500 has 96 divisors (see below), whose sum is σ = 470149412660928. Its totient is φ = 85933862976000.

The previous prime is 215052214455457. The next prime is 215052214455517. The reversal of 215052214455500 is 5554412250512.

It is a super-2 number, since 2×215052214455500² (a number of 29 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, 2110559555 + ... + 2110661445.

It is an arithmetic number, because the mean of its divisors is an integer number (4897389715218).

Almost surely, 2^{215052214455500} is an apocalyptic number.

215052214455500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

215052214455500 is an abundant number, since it is smaller than the sum of its proper divisors (255097198205428).

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

215052214455500 is a wasteful number, since it uses less digits than its factorization.

215052214455500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106140 (or 106128 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 41.

The spelling of 215052214455500 in words is "two hundred fifteen trillion, fifty-two billion, two hundred fourteen million, four hundred fifty-five thousand, five hundred".