11356604020 has 24 divisors (see below), whose sum is σ = 23855797224. Its totient is φ = 4541321856.

The previous prime is 11356604003. The next prime is 11356604029. The reversal of 11356604020 is 2040665311.

It can be written as a sum of positive squares in 4 ways, for example, as 6419855376 + 4936748644 = 80124^2 + 70262^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11356604020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11356604029) 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, 10387 + ... + 151066.

It is an arithmetic number, because the mean of its divisors is an integer number (993991551).

Almost surely, 2^11356604020 is an apocalyptic number.

11356604020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11356604020 is an abundant number, since it is smaller than the sum of its proper divisors (12499193204).

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

11356604020 is a wasteful number, since it uses less digits than its factorization.

11356604020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164979 (or 164977 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 11356604020 in words is "eleven billion, three hundred fifty-six million, six hundred four thousand, twenty".