115551344045220 has 48 divisors (see below), whose sum is σ = 323835507213120. Its totient is φ = 30785906613376.

The previous prime is 115551344045183. The next prime is 115551344045233. The reversal of 115551344045220 is 22540443155511.

It is a super-2 number, since 2×115551344045220² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868218282 + ... + 868351361.

It is an arithmetic number, because the mean of its divisors is an integer number (6746573066940).

Almost surely, 2^{115551344045220} is an apocalyptic number.

115551344045220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115551344045220 is an abundant number, since it is smaller than the sum of its proper divisors (208284163167900).

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

115551344045220 is a wasteful number, since it uses less digits than its factorization.

115551344045220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736570764 (or 1736570762 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 115551344045220 in words is "one hundred fifteen trillion, five hundred fifty-one billion, three hundred forty-four million, forty-five thousand, two hundred twenty".