2656553025125 has 64 divisors (see below), whose sum is σ = 3435670038528. Its totient is φ = 2048685120000.

The previous prime is 2656553025107. The next prime is 2656553025151. The reversal of 2656553025125 is 5215203556562.

It is a happy number.

It is not a de Polignac number, because 2656553025125 - 2¹⁰ = 2656553024101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2656553025125.

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, 1543609265 + ... + 1543610985.

It is an arithmetic number, because the mean of its divisors is an integer number (53682344352).

Almost surely, 2^{2656553025125} is an apocalyptic number.

2656553025125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2656553025125 is a deficient number, since it is larger than the sum of its proper divisors (779117013403).

2656553025125 is a wasteful number, since it uses less digits than its factorization.

2656553025125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087 (or 3077 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 47.

The spelling of 2656553025125 in words is "two trillion, six hundred fifty-six billion, five hundred fifty-three million, twenty-five thousand, one hundred twenty-five".