55263453982 has 32 divisors (see below), whose sum is σ = 92174752224. Its totient is φ = 24637747200.

The previous prime is 55263453977. The next prime is 55263453991. The reversal of 55263453982 is 28935436255.

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, 415398 + ... + 532054.

It is an arithmetic number, because the mean of its divisors is an integer number (2880461007).

Almost surely, 2^55263453982 is an apocalyptic number.

55263453982 is a deficient number, since it is larger than the sum of its proper divisors (36911298242).

55263453982 is a wasteful number, since it uses less digits than its factorization.

55263453982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117084.

The product of its digits is 7776000, while the sum is 52.

The spelling of 55263453982 in words is "fifty-five billion, two hundred sixty-three million, four hundred fifty-three thousand, nine hundred eighty-two".