115623351555 has 32 divisors (see below), whose sum is σ = 189694331904. Its totient is φ = 60119110656.

The previous prime is 115623351521. The next prime is 115623351577. The reversal of 115623351555 is 555153326511.

It is not a de Polignac number, because 115623351555 - 2¹² = 115623347459 is a prime.

It is a super-2 number, since 2×115623351555² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 495547 + ... + 690516.

It is an arithmetic number, because the mean of its divisors is an integer number (5927947872).

Almost surely, 2^115623351555 is an apocalyptic number.

115623351555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115623351555 is a deficient number, since it is larger than the sum of its proper divisors (74070980349).

115623351555 is a wasteful number, since it uses less digits than its factorization.

115623351555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186235.

The product of its digits is 337500, while the sum is 42.

The spelling of 115623351555 in words is "one hundred fifteen billion, six hundred twenty-three million, three hundred fifty-one thousand, five hundred fifty-five".