55747835320 has 16 divisors (see below), whose sum is σ = 125432629560. Its totient is φ = 22299134112.

The previous prime is 55747835303. The next prime is 55747835357. The reversal of 55747835320 is 2353874755.

It is a super-2 number, since 2×55747835320² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696847902 + ... + 696847981.

Almost surely, 2^55747835320 is an apocalyptic number.

It is an amenable number.

55747835320 is an abundant number, since it is smaller than the sum of its proper divisors (69684794240).

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

55747835320 is a wasteful number, since it uses less digits than its factorization.

55747835320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393695894 (or 1393695890 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 49.

The spelling of 55747835320 in words is "fifty-five billion, seven hundred forty-seven million, eight hundred thirty-five thousand, three hundred twenty".