115415551502 has 4 divisors (see below), whose sum is σ = 173123327256. Its totient is φ = 57707775750.

The previous prime is 115415551501. The next prime is 115415551507. The reversal of 115415551502 is 205155514511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115415551501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28853887874 + ... + 28853887877.

It is an arithmetic number, because the mean of its divisors is an integer number (43280831814).

Almost surely, 2^115415551502 is an apocalyptic number.

115415551502 is a deficient number, since it is larger than the sum of its proper divisors (57707775754).

115415551502 is an equidigital number, since it uses as much as digits as its factorization.

115415551502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57707775753.

The product of its (nonzero) digits is 25000, while the sum is 35.

The spelling of 115415551502 in words is "one hundred fifteen billion, four hundred fifteen million, five hundred fifty-one thousand, five hundred two".