100515167055 has 16 divisors (see below), whose sum is σ = 178693630560. Its totient is φ = 53608089024.

The previous prime is 100515167023. The next prime is 100515167057. The reversal of 100515167055 is 550761515001.

It is a happy number.

100515167055 is a `hidden beast` number, since 10 + 0 + 515 + 16 + 70 + 55 = 666.

It is not a de Polignac number, because 100515167055 - 2⁵ = 100515167023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100515167057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 372278262 + ... + 372278531.

It is an arithmetic number, because the mean of its divisors is an integer number (11168351910).

Almost surely, 2^100515167055 is an apocalyptic number.

100515167055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100515167055 is a deficient number, since it is larger than the sum of its proper divisors (78178463505).

100515167055 is an equidigital number, since it uses as much as digits as its factorization.

100515167055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744556807 (or 744556801 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 36.

The spelling of 100515167055 in words is "one hundred billion, five hundred fifteen million, one hundred sixty-seven thousand, fifty-five".