105155305500 has 96 divisors (see below), whose sum is σ = 349956891648. Its totient is φ = 24035496000.

The previous prime is 105155305481. The next prime is 105155305513. The reversal of 105155305500 is 5503551501.

It is a super-2 number, since 2×105155305500² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 4996896 + ... + 5017895.

It is an arithmetic number, because the mean of its divisors is an integer number (3645384288).

Almost surely, 2^105155305500 is an apocalyptic number.

105155305500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105155305500 is an abundant number, since it is smaller than the sum of its proper divisors (244801586148).

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

105155305500 is a wasteful number, since it uses less digits than its factorization.

105155305500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10014820 (or 10014808 counting only the distinct ones).

The product of its (nonzero) digits is 9375, while the sum is 30.

The spelling of 105155305500 in words is "one hundred five billion, one hundred fifty-five million, three hundred five thousand, five hundred".