55644297598 has 16 divisors (see below), whose sum is σ = 87873362640. Its totient is φ = 26353641600.

The previous prime is 55644297551. The next prime is 55644297613. The reversal of 55644297598 is 89579244655.

It is a congruent number.

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, 133308 + ... + 359248.

It is an arithmetic number, because the mean of its divisors is an integer number (5492085165).

Almost surely, 2^55644297598 is an apocalyptic number.

55644297598 is a deficient number, since it is larger than the sum of its proper divisors (32229065042).

55644297598 is a wasteful number, since it uses less digits than its factorization.

55644297598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232443.

The product of its digits is 108864000, while the sum is 64.

The spelling of 55644297598 in words is "fifty-five billion, six hundred forty-four million, two hundred ninety-seven thousand, five hundred ninety-eight".