55312522521355 has 32 divisors (see below), whose sum is σ = 74344161830400. Its totient is φ = 39156736070400.

The previous prime is 55312522521349. The next prime is 55312522521379.

55312522521355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55312522521355 - 2⁵ = 55312522521323 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26947225 + ... + 28927114.

It is an arithmetic number, because the mean of its divisors is an integer number (2323255057200).

Almost surely, 2^{55312522521355} is an apocalyptic number.

55312522521355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55312522521355 is a deficient number, since it is larger than the sum of its proper divisors (19031639309045).

55312522521355 is a wasteful number, since it uses less digits than its factorization.

55312522521355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55874835.

The product of its digits is 2250000, while the sum is 46.

The spelling of 55312522521355 in words is "fifty-five trillion, three hundred twelve billion, five hundred twenty-two million, five hundred twenty-one thousand, three hundred fifty-five".