55536221732 has 6 divisors (see below), whose sum is σ = 97188388038. Its totient is φ = 27768110864.

The previous prime is 55536221731. The next prime is 55536221737. The reversal of 55536221732 is 23712263555.

It can be written as a sum of positive squares in only one way, i.e., 40995720676 + 14540501056 = 202474^2 + 120584^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55536221732.

It is not an unprimeable number, because it can be changed into a prime (55536221731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6942027713 + ... + 6942027720.

It is an arithmetic number, because the mean of its divisors is an integer number (16198064673).

Almost surely, 2^55536221732 is an apocalyptic number.

It is an amenable number.

55536221732 is a deficient number, since it is larger than the sum of its proper divisors (41652166306).

55536221732 is a wasteful number, since it uses less digits than its factorization.

55536221732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13884055437 (or 13884055435 counting only the distinct ones).

The product of its digits is 378000, while the sum is 41.

The spelling of 55536221732 in words is "fifty-five billion, five hundred thirty-six million, two hundred twenty-one thousand, seven hundred thirty-two".