11553264020 has 24 divisors (see below), whose sum is σ = 24266196864. Its totient is φ = 4620478496.

The previous prime is 11553264011. The next prime is 11553264061. The reversal of 11553264020 is 2046235511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69809 + ... + 167271.

It is an arithmetic number, because the mean of its divisors is an integer number (1011091536).

Almost surely, 2^11553264020 is an apocalyptic number.

11553264020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11553264020 is an abundant number, since it is smaller than the sum of its proper divisors (12712932844).

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

11553264020 is a wasteful number, since it uses less digits than its factorization.

11553264020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103399 (or 103397 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 11553264020 its reverse (2046235511), we get a palindrome (13599499531).

The spelling of 11553264020 in words is "eleven billion, five hundred fifty-three million, two hundred sixty-four thousand, twenty".