5551055554 has 32 divisors (see below), whose sum is σ = 9216921600. Its totient is φ = 2486287440.

The previous prime is 5551055537. The next prime is 5551055563. The reversal of 5551055554 is 4555501555.

It is a happy 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, 947767 + ... + 953605.

It is an arithmetic number, because the mean of its divisors is an integer number (288028800).

Almost surely, 2^5551055554 is an apocalyptic number.

5551055554 is a deficient number, since it is larger than the sum of its proper divisors (3665866046).

5551055554 is a wasteful number, since it uses less digits than its factorization.

5551055554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6478.

The product of its (nonzero) digits is 312500, while the sum is 40.

The square root of 5551055554 is about 74505.4062065297. The cubic root of 5551055554 is about 1770.6192896117.

The spelling of 5551055554 in words is "five billion, five hundred fifty-one million, fifty-five thousand, five hundred fifty-four".