55500054279 has 8 divisors (see below), whose sum is σ = 76000074480. Its totient is φ = 36000035136.

The previous prime is 55500054277. The next prime is 55500054349. The reversal of 55500054279 is 97245000555.

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

It is not a de Polignac number, because 55500054279 - 2¹ = 55500054277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55500054279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500054271) 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, 250000134 + ... + 250000355.

It is an arithmetic number, because the mean of its divisors is an integer number (9500009310).

Almost surely, 2^55500054279 is an apocalyptic number.

55500054279 is a deficient number, since it is larger than the sum of its proper divisors (20500020201).

55500054279 is a wasteful number, since it uses less digits than its factorization.

55500054279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500000529.

The product of its (nonzero) digits is 315000, while the sum is 42.

The spelling of 55500054279 in words is "fifty-five billion, five hundred million, fifty-four thousand, two hundred seventy-nine".