11551228481190 has 64 divisors (see below), whose sum is σ = 28334778531840. Its totient is φ = 3013029694080.

The previous prime is 11551228481159. The next prime is 11551228481201. The reversal of 11551228481190 is 9118482215511.

It is a super-2 number, since 2×11551228481190² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 21080325 + ... + 21621344.

It is an arithmetic number, because the mean of its divisors is an integer number (442730914560).

Almost surely, 2^{11551228481190} is an apocalyptic number.

11551228481190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11551228481190 is an abundant number, since it is smaller than the sum of its proper divisors (16783550050650).

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

11551228481190 is a wasteful number, since it uses less digits than its factorization.

11551228481190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42701877.

The product of its (nonzero) digits is 230400, while the sum is 48.

The spelling of 11551228481190 in words is "eleven trillion, five hundred fifty-one billion, two hundred twenty-eight million, four hundred eighty-one thousand, one hundred ninety".