55140054064525 has 12 divisors (see below), whose sum is σ = 68378415328084. Its totient is φ = 44108979840000.

The previous prime is 55140054064523. The next prime is 55140054064549. The reversal of 55140054064525 is 52546045004155.

It can be written as a sum of positive squares in 6 ways, for example, as 8014753509156 + 47125300555369 = 2831034^2 + 6864787^2 .

It is not a de Polignac number, because 55140054064525 - 2¹ = 55140054064523 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55140054064523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76218066 + ... + 76938115.

Almost surely, 2^{55140054064525} is an apocalyptic number.

It is an amenable number.

55140054064525 is a deficient number, since it is larger than the sum of its proper divisors (13238361263559).

55140054064525 is a wasteful number, since it uses less digits than its factorization.

55140054064525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153170592 (or 153170587 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 46.

The spelling of 55140054064525 in words is "fifty-five trillion, one hundred forty billion, fifty-four million, sixty-four thousand, five hundred twenty-five".