55002725055 has 64 divisors (see below), whose sum is σ = 103648636800. Its totient is φ = 27578787840.

The previous prime is 55002725033. The next prime is 55002725081. The reversal of 55002725055 is 55052720055.

55002725055 is a `hidden beast` number, since 550 + 0 + 2 + 7 + 2 + 50 + 55 = 666.

It is not a de Polignac number, because 55002725055 - 2⁶ = 55002724991 is a prime.

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, 2146861 + ... + 2172329.

It is an arithmetic number, because the mean of its divisors is an integer number (1619509950).

Almost surely, 2^55002725055 is an apocalyptic number.

55002725055 is a deficient number, since it is larger than the sum of its proper divisors (48645911745).

55002725055 is a wasteful number, since it uses less digits than its factorization.

55002725055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26441 (or 26435 counting only the distinct ones).

The product of its (nonzero) digits is 87500, while the sum is 36.

Subtracting 55002725055 from its reverse (55052720055), we obtain a triangular number (49995000 = T₉₉₉₉).

The spelling of 55002725055 in words is "fifty-five billion, two million, seven hundred twenty-five thousand, fifty-five".