11620075456 has 112 divisors (see below), whose sum is σ = 26808744960. Its totient is φ = 4944389120.

The previous prime is 11620075391. The next prime is 11620075513. The reversal of 11620075456 is 65457002611.

It is a happy number.

It is a congruent number.

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, 753390 + ... + 768658.

Almost surely, 2^11620075456 is an apocalyptic number.

11620075456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11620075456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13404372480).

11620075456 is an abundant number, since it is smaller than the sum of its proper divisors (15188669504).

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

11620075456 is a wasteful number, since it uses less digits than its factorization.

11620075456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15362 (or 15352 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 11620075456 in words is "eleven billion, six hundred twenty million, seventy-five thousand, four hundred fifty-six".