36807121552 has 40 divisors (see below), whose sum is σ = 75572272440. Its totient is φ = 17335557120.

The previous prime is 36807121543. The next prime is 36807121601. The reversal of 36807121552 is 25512170863.

It can be written as a sum of positive squares in 4 ways, for example, as 1326125056 + 35480996496 = 36416^2 + 188364^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948363 + ... + 986410.

It is an arithmetic number, because the mean of its divisors is an integer number (1889306811).

Almost surely, 2^36807121552 is an apocalyptic number.

It is an amenable number.

36807121552 is an abundant number, since it is smaller than the sum of its proper divisors (38765150888).

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

36807121552 is a wasteful number, since it uses less digits than its factorization.

36807121552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934851 (or 1934845 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 36807121552 in words is "thirty-six billion, eight hundred seven million, one hundred twenty-one thousand, five hundred fifty-two".