2475487656 has 96 divisors (see below), whose sum is σ = 7318802400. Its totient is φ = 781721280.

The previous prime is 2475487649. The next prime is 2475487669. The reversal of 2475487656 is 6567845742.

It is a happy number.

2475487656 is a `hidden beast` number, since 2 + 47 + 548 + 7 + 6 + 56 = 666.

It is a super-2 number, since 2×2475487656² = 12256078270016748672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3426 + ... + 70446.

It is an arithmetic number, because the mean of its divisors is an integer number (76237525).

Almost surely, 2^2475487656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2475487656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3659401200).

2475487656 is an abundant number, since it is smaller than the sum of its proper divisors (4843314744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2475487656 is a wasteful number, since it uses less digits than its factorization.

2475487656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67061 (or 67045 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 54.

The square root of 2475487656 is about 49754.2727411425. The cubic root of 2475487656 is about 1352.7584487245.

The spelling of 2475487656 in words is "two billion, four hundred seventy-five million, four hundred eighty-seven thousand, six hundred fifty-six".