100001506155 has 16 divisors (see below), whose sum is σ = 160040221440. Its totient is φ = 53321532768.

The previous prime is 100001506141. The next prime is 100001506177. The reversal of 100001506155 is 551605100001.

It is not a de Polignac number, because 100001506155 - 2⁵ = 100001506123 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 721975 + ... + 849264.

It is an arithmetic number, because the mean of its divisors is an integer number (10002513840).

Almost surely, 2^100001506155 is an apocalyptic number.

100001506155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100001506155 is a deficient number, since it is larger than the sum of its proper divisors (60038715285).

100001506155 is a wasteful number, since it uses less digits than its factorization.

100001506155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575490.

The product of its (nonzero) digits is 750, while the sum is 24.

Adding to 100001506155 its reverse (551605100001), we get a palindrome (651606606156).

The spelling of 100001506155 in words is "one hundred billion, one million, five hundred six thousand, one hundred fifty-five".