115423603554 has 24 divisors (see below), whose sum is σ = 268536547728. Its totient is φ = 32978172360.

The previous prime is 115423603553. The next prime is 115423603577. The reversal of 115423603554 is 455306324511.

It is a happy number.

It is a super-2 number, since 2×115423603554² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (115423603553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196298352 + ... + 196298939.

It is an arithmetic number, because the mean of its divisors is an integer number (11189022822).

Almost surely, 2^115423603554 is an apocalyptic number.

115423603554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

115423603554 is an abundant number, since it is smaller than the sum of its proper divisors (153112944174).

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

115423603554 is a wasteful number, since it uses less digits than its factorization.

115423603554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392597310 (or 392597303 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 115423603554 in words is "one hundred fifteen billion, four hundred twenty-three million, six hundred three thousand, five hundred fifty-four".