115115454552100 has 72 divisors (see below), whose sum is σ = 250829915107968. Its totient is φ = 45856580457600.

The previous prime is 115115454552083. The next prime is 115115454552101. The reversal of 115115454552100 is 1255454511511.

It is a super-2 number, since 2×115115454552100² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115115454552101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62313927 + ... + 64134673.

It is an arithmetic number, because the mean of its divisors is an integer number (3483748820944).

Almost surely, 2^{115115454552100} is an apocalyptic number.

115115454552100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115115454552100 is an abundant number, since it is smaller than the sum of its proper divisors (135714460555868).

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

115115454552100 is a wasteful number, since it uses less digits than its factorization.

115115454552100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823365 (or 1823358 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 40.

The spelling of 115115454552100 in words is "one hundred fifteen trillion, one hundred fifteen billion, four hundred fifty-four million, five hundred fifty-two thousand, one hundred".