55479222684998 has 32 divisors (see below), whose sum is σ = 95333448683520. Its totient is φ = 23720295866400.

The previous prime is 55479222684917. The next prime is 55479222685013. The reversal of 55479222684998 is 89948622297455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15659723 + ... + 18872873.

It is an arithmetic number, because the mean of its divisors is an integer number (2979170271360).

Almost surely, 2^{55479222684998} is an apocalyptic number.

55479222684998 is a deficient number, since it is larger than the sum of its proper divisors (39854225998522).

55479222684998 is a wasteful number, since it uses less digits than its factorization.

55479222684998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216092.

The product of its digits is 6270566400, while the sum is 80.

The spelling of 55479222684998 in words is "fifty-five trillion, four hundred seventy-nine billion, two hundred twenty-two million, six hundred eighty-four thousand, nine hundred ninety-eight".