55125522455 has 8 divisors (see below), whose sum is σ = 66253829904. Its totient is φ = 44031616000.

The previous prime is 55125522433. The next prime is 55125522509. The reversal of 55125522455 is 55422552155.

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

It is not a de Polignac number, because 55125522455 - 2¹⁰ = 55125521431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8596721 + ... + 8603130.

It is an arithmetic number, because the mean of its divisors is an integer number (8281728738).

Almost surely, 2^55125522455 is an apocalyptic number.

55125522455 is a deficient number, since it is larger than the sum of its proper divisors (11128307449).

55125522455 is a wasteful number, since it uses less digits than its factorization.

55125522455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17200497.

The product of its digits is 500000, while the sum is 41.

The spelling of 55125522455 in words is "fifty-five billion, one hundred twenty-five million, five hundred twenty-two thousand, four hundred fifty-five".