11553113702640 has 80 divisors (see below), whose sum is σ = 36688180618656. Its totient is φ = 3005688115200.

The previous prime is 11553113702629. The next prime is 11553113702657. The reversal of 11553113702640 is 4620731135511.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×11553113702640² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 587038621 + ... + 587058300.

Almost surely, 2^{11553113702640} is an apocalyptic number.

11553113702640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11553113702640 is an abundant number, since it is smaller than the sum of its proper divisors (25135066916016).

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

11553113702640 is a wasteful number, since it uses less digits than its factorization.

11553113702640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174096978 (or 1174096972 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 11553113702640 in words is "eleven trillion, five hundred fifty-three billion, one hundred thirteen million, seven hundred two thousand, six hundred forty".