54667652640 has 48 divisors (see below), whose sum is σ = 172203107328. Its totient is φ = 14578040576.

The previous prime is 54667652639. The next prime is 54667652713. The reversal of 54667652640 is 4625676645.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56944992 + ... + 56945951.

It is an arithmetic number, because the mean of its divisors is an integer number (3587564736).

Almost surely, 2^54667652640 is an apocalyptic number.

It is an amenable number.

54667652640 is an abundant number, since it is smaller than the sum of its proper divisors (117535454688).

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

54667652640 is a wasteful number, since it uses less digits than its factorization.

54667652640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113890961 (or 113890953 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 51.

The spelling of 54667652640 in words is "fifty-four billion, six hundred sixty-seven million, six hundred fifty-two thousand, six hundred forty".