55125010155 has 16 divisors (see below), whose sum is σ = 88246312704. Its totient is φ = 29384573280.

The previous prime is 55125010153. The next prime is 55125010201. The reversal of 55125010155 is 55101052155.

It is not a de Polignac number, because 55125010155 - 2¹ = 55125010153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55125010153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 934951 + ... + 992160.

It is an arithmetic number, because the mean of its divisors is an integer number (5515394544).

Almost surely, 2^55125010155 is an apocalyptic number.

55125010155 is a deficient number, since it is larger than the sum of its proper divisors (33121302549).

55125010155 is a wasteful number, since it uses less digits than its factorization.

55125010155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929026.

The product of its (nonzero) digits is 6250, while the sum is 30.

The spelling of 55125010155 in words is "fifty-five billion, one hundred twenty-five million, ten thousand, one hundred fifty-five".