54137511965984 has 36 divisors (see below), whose sum is σ = 108420340839174. Its totient is φ = 26609963453952.

The previous prime is 54137511965983. The next prime is 54137511965993. The reversal of 54137511965984 is 48956911573145.

It can be written as a sum of positive squares in only one way, i.e., 49344162211600 + 4793349754384 = 7024540^2 + 2189372^2 .

It is not an unprimeable number, because it can be changed into a prime (54137511965983) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 242893097 + ... + 243115880.

Almost surely, 2^{54137511965984} is an apocalyptic number.

It is an amenable number.

54137511965984 is an abundant number, since it is smaller than the sum of its proper divisors (54282828873190).

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

54137511965984 is an equidigital number, since it uses as much as digits as its factorization.

54137511965984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486009105 (or 486009038 counting only the distinct ones).

The product of its digits is 163296000, while the sum is 68.

The spelling of 54137511965984 in words is "fifty-four trillion, one hundred thirty-seven billion, five hundred eleven million, nine hundred sixty-five thousand, nine hundred eighty-four".