54664446645 has 128 divisors (see below), whose sum is σ = 104886420480. Its totient is φ = 26914406400.

The previous prime is 54664446637. The next prime is 54664446671.

54664446645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54664446645 - 2³ = 54664446637 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54664446591 and 54664446600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 26191792 + ... + 26193878.

It is an arithmetic number, because the mean of its divisors is an integer number (819425160).

Almost surely, 2^54664446645 is an apocalyptic number.

It is an amenable number.

54664446645 is a deficient number, since it is larger than the sum of its proper divisors (50221973835).

54664446645 is a wasteful number, since it uses less digits than its factorization.

54664446645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332 (or 2326 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 54.

The spelling of 54664446645 in words is "fifty-four billion, six hundred sixty-four million, four hundred forty-six thousand, six hundred forty-five".