100566054215 has 32 divisors (see below), whose sum is σ = 137020280832. Its totient is φ = 70779482400.

The previous prime is 100566054191. The next prime is 100566054241. The reversal of 100566054215 is 512450665001.

It is a de Polignac number, because none of the positive numbers 2^k-100566054215 is a prime.

It is a super-2 number, since 2×100566054215² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37427 + ... + 450036.

It is an arithmetic number, because the mean of its divisors is an integer number (4281883776).

Almost surely, 2^100566054215 is an apocalyptic number.

100566054215 is a deficient number, since it is larger than the sum of its proper divisors (36454226617).

100566054215 is an equidigital number, since it uses as much as digits as its factorization.

100566054215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487532 (or 487510 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 100566054215 in words is "one hundred billion, five hundred sixty-six million, fifty-four thousand, two hundred fifteen".