11555231253170 has 32 divisors (see below), whose sum is σ = 23173044039936. Its totient is φ = 4112500096000.

The previous prime is 11555231253149. The next prime is 11555231253187. The reversal of 11555231253170 is 7135213255511.

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, 1117522031 + ... + 1117532370.

It is an arithmetic number, because the mean of its divisors is an integer number (724157626248).

Almost surely, 2^{11555231253170} is an apocalyptic number.

11555231253170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11555231253170 is an abundant number, since it is smaller than the sum of its proper divisors (11617812786766).

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

11555231253170 is a wasteful number, since it uses less digits than its factorization.

11555231253170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235054466.

The product of its (nonzero) digits is 157500, while the sum is 41.

The spelling of 11555231253170 in words is "eleven trillion, five hundred fifty-five billion, two hundred thirty-one million, two hundred fifty-three thousand, one hundred seventy".