55657302724 has 9 divisors (see below), whose sum is σ = 97401105487. Its totient is φ = 27828415444.

The previous prime is 55657302719. The next prime is 55657302731. The reversal of 55657302724 is 42720375655.

The square root of 55657302724 is 235918.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 412857 + ... + 530815.

Almost surely, 2^55657302724 is an apocalyptic number.

55657302724 is the 235918-th square number.

It is an amenable number.

55657302724 is a deficient number, since it is larger than the sum of its proper divisors (41743802763).

55657302724 is an frugal number, since it uses more digits than its factorization.

55657302724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235922 (or 117961 counting only the distinct ones).

The product of its (nonzero) digits is 1764000, while the sum is 46.

The spelling of 55657302724 in words is "fifty-five billion, six hundred fifty-seven million, three hundred two thousand, seven hundred twenty-four".