2656655425 has 24 divisors (see below), whose sum is σ = 3336152544. Its totient is φ = 2098440960.

The previous prime is 2656655423. The next prime is 2656655437. The reversal of 2656655425 is 5245566562.

It is not a de Polignac number, because 2656655425 - 2¹ = 2656655423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2656655423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 797814 + ... + 801136.

It is an arithmetic number, because the mean of its divisors is an integer number (139006356).

Almost surely, 2^2656655425 is an apocalyptic number.

2656655425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2656655425 is a deficient number, since it is larger than the sum of its proper divisors (679497119).

2656655425 is a wasteful number, since it uses less digits than its factorization.

2656655425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729 (or 3724 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 46.

The square root of 2656655425 is about 51542.7533703818. The cubic root of 2656655425 is about 1384.9850207123.

The spelling of 2656655425 in words is "two billion, six hundred fifty-six million, six hundred fifty-five thousand, four hundred twenty-five".