11450554242 has 32 divisors (see below), whose sum is σ = 23697360000. Its totient is φ = 3684215808.

The previous prime is 11450554201. The next prime is 11450554249. The reversal of 11450554242 is 24245505411.

It is a happy number.

It is a super-2 number, since 2×11450554242² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11450554249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 857634 + ... + 870882.

It is an arithmetic number, because the mean of its divisors is an integer number (740542500).

Almost surely, 2^11450554242 is an apocalyptic number.

11450554242 is an abundant number, since it is smaller than the sum of its proper divisors (12246805758).

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

11450554242 is a wasteful number, since it uses less digits than its factorization.

11450554242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18250.

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 11450554242 in words is "eleven billion, four hundred fifty million, five hundred fifty-four thousand, two hundred forty-two".