55111100554 has 8 divisors (see below), whose sum is σ = 82687606848. Its totient is φ = 27548564940.

The previous prime is 55111100537. The next prime is 55111100557. The reversal of 55111100554 is 45500111155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (55111100557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3482802 + ... + 3498589.

It is an arithmetic number, because the mean of its divisors is an integer number (10335950856).

Almost surely, 2^55111100554 is an apocalyptic number.

55111100554 is a deficient number, since it is larger than the sum of its proper divisors (27576506294).

55111100554 is a wasteful number, since it uses less digits than its factorization.

55111100554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6985340.

The product of its (nonzero) digits is 2500, while the sum is 28.

The spelling of 55111100554 in words is "fifty-five billion, one hundred eleven million, one hundred thousand, five hundred fifty-four".