55403615814 has 32 divisors (see below), whose sum is σ = 114865641216. Its totient is φ = 17800800480.

The previous prime is 55403615797. The next prime is 55403615821. The reversal of 55403615814 is 41851630455.

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, 1142442 + ... + 1189949.

It is an arithmetic number, because the mean of its divisors is an integer number (3589551288).

Almost surely, 2^55403615814 is an apocalyptic number.

55403615814 is an abundant number, since it is smaller than the sum of its proper divisors (59462025402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55403615814 is a wasteful number, since it uses less digits than its factorization.

55403615814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332540.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 55403615814 in words is "fifty-five billion, four hundred three million, six hundred fifteen thousand, eight hundred fourteen".