55737744263 has 8 divisors (see below), whose sum is σ = 59220649440. Its totient is φ = 52459048800.

The previous prime is 55737744247. The next prime is 55737744287. The reversal of 55737744263 is 36244773755.

It is not a de Polignac number, because 55737744263 - 2⁴ = 55737744247 is a prime.

It is a super-2 number, since 2×55737744263² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55737744463) 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, 5667563 + ... + 5677388.

It is an arithmetic number, because the mean of its divisors is an integer number (7402581180).

Almost surely, 2^55737744263 is an apocalyptic number.

55737744263 is a deficient number, since it is larger than the sum of its proper divisors (3482905177).

55737744263 is an equidigital number, since it uses as much as digits as its factorization.

55737744263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11345002 (or 11344968 counting only the distinct ones).

The product of its digits is 14817600, while the sum is 53.

The spelling of 55737744263 in words is "fifty-five billion, seven hundred thirty-seven million, seven hundred forty-four thousand, two hundred sixty-three".