55044112551 has 8 divisors (see below), whose sum is σ = 73859616624. Its totient is φ = 36462341760.

The previous prime is 55044112537. The next prime is 55044112577. The reversal of 55044112551 is 15521144055.

It is a happy number.

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

It is not a de Polignac number, because 55044112551 - 2¹³ = 55044104359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55044112531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58432770 + ... + 58433711.

It is an arithmetic number, because the mean of its divisors is an integer number (9232452078).

Almost surely, 2^55044112551 is an apocalyptic number.

55044112551 is a deficient number, since it is larger than the sum of its proper divisors (18815504073).

55044112551 is a wasteful number, since it uses less digits than its factorization.

55044112551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116866641.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 55044112551 in words is "fifty-five billion, forty-four million, one hundred twelve thousand, five hundred fifty-one".