55737543744 has 147 divisors (see below), whose sum is σ = 165982281573. Its totient is φ = 18562182912.

The previous prime is 55737543713. The next prime is 55737543779. The reversal of 55737543744 is 44734573755.

The square root of 55737543744 is 236088.

It is a perfect power (a square), and thus also a powerful number.

55737543744 is a `hidden beast` number, since 5 + 57 + 3 + 7 + 543 + 7 + 44 = 666.

55737543744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 54924609600 + 812934144 = 234360^2 + 28512^2 .

It is a super-2 number, since 2×55737543744² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 50994462 + ... + 50995554.

Almost surely, 2^55737543744 is an apocalyptic number.

55737543744 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

55737543744 is the 236088-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55737543744

55737543744 is an abundant number, since it is smaller than the sum of its proper divisors (110244737829).

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

55737543744 is an frugal number, since it uses more digits than its factorization.

55737543744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216 (or 1098 counting only the distinct ones).

The product of its digits is 24696000, while the sum is 54.

The spelling of 55737543744 in words is "fifty-five billion, seven hundred thirty-seven million, five hundred forty-three thousand, seven hundred forty-four".