11355551304 has 32 divisors (see below), whose sum is σ = 29156147520. Its totient is φ = 3682881216.

The previous prime is 11355551303. The next prime is 11355551321. The reversal of 11355551304 is 40315555311.

It is a super-2 number, since 2×11355551304² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11355551303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6393004 + ... + 6394779.

It is an arithmetic number, because the mean of its divisors is an integer number (911129610).

Almost surely, 2^11355551304 is an apocalyptic number.

It is an amenable number.

11355551304 is an abundant number, since it is smaller than the sum of its proper divisors (17800596216).

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

11355551304 is a wasteful number, since it uses less digits than its factorization.

11355551304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12787829 (or 12787825 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 11355551304 in words is "eleven billion, three hundred fifty-five million, five hundred fifty-one thousand, three hundred four".