55454050554 has 32 divisors (see below), whose sum is σ = 127305640320. Its totient is φ = 15774823872.

The previous prime is 55454050517. The next prime is 55454050577. The reversal of 55454050554 is 45505045455.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 15 ways as a sum of consecutive naturals, for example, 2873209 + ... + 2892444.

It is an arithmetic number, because the mean of its divisors is an integer number (3978301260).

Almost surely, 2^55454050554 is an apocalyptic number.

55454050554 is an abundant number, since it is smaller than the sum of its proper divisors (71851589766).

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

55454050554 is a wasteful number, since it uses less digits than its factorization.

55454050554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5765894.

The product of its (nonzero) digits is 1000000, while the sum is 42.

The spelling of 55454050554 in words is "fifty-five billion, four hundred fifty-four million, fifty thousand, five hundred fifty-four".