2656533254 has 16 divisors (see below), whose sum is σ = 4322109456. Its totient is φ = 1219641600.

The previous prime is 2656533247. The next prime is 2656533259. The reversal of 2656533254 is 4523356562.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656533259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951452 + ... + 954239.

It is an arithmetic number, because the mean of its divisors is an integer number (270131841).

Almost surely, 2^2656533254 is an apocalyptic number.

2656533254 is a deficient number, since it is larger than the sum of its proper divisors (1665576202).

2656533254 is a wasteful number, since it uses less digits than its factorization.

2656533254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905751.

The product of its digits is 648000, while the sum is 41.

The square root of 2656533254 is about 51541.5682144034. The cubic root of 2656533254 is about 1384.9637900580.

The spelling of 2656533254 in words is "two billion, six hundred fifty-six million, five hundred thirty-three thousand, two hundred fifty-four".