55625244252655 has 64 divisors (see below), whose sum is σ = 86695861109760. Its totient is φ = 33256347724800.

The previous prime is 55625244252587. The next prime is 55625244252691.

55625244252655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55625244252655 - 2⁷ = 55625244252527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55625244252655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28932504 + ... + 30795133.

It is an arithmetic number, because the mean of its divisors is an integer number (1354622829840).

Almost surely, 2^{55625244252655} is an apocalyptic number.

55625244252655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55625244252655 is a deficient number, since it is larger than the sum of its proper divisors (31070616857105).

55625244252655 is a wasteful number, since it uses less digits than its factorization.

55625244252655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59727760.

The product of its digits is 144000000, while the sum is 58.

The spelling of 55625244252655 in words is "fifty-five trillion, six hundred twenty-five billion, two hundred forty-four million, two hundred fifty-two thousand, six hundred fifty-five".