2475999647 has 12 divisors (see below), whose sum is σ = 2723219688. Its totient is φ = 2249530800.

The previous prime is 2475999623. The next prime is 2475999677. The reversal of 2475999647 is 7469995742.

2475999647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2475999647 - 2³⁰ = 1402257823 is a prime.

It is a super-2 number, since 2×2475999647² = 12261148503888249218, which contains 22 as substring.

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 2475999647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2475999607) 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, 228353 + ... + 238949.

It is an arithmetic number, because the mean of its divisors is an integer number (226934974).

Almost surely, 2^2475999647 is an apocalyptic number.

2475999647 is a deficient number, since it is larger than the sum of its proper divisors (247220041).

2475999647 is a wasteful number, since it uses less digits than its factorization.

2475999647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12550 (or 12539 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 62.

The square root of 2475999647 is about 49759.4176714318. The cubic root of 2475999647 is about 1352.8517034018.

The spelling of 2475999647 in words is "two billion, four hundred seventy-five million, nine hundred ninety-nine thousand, six hundred forty-seven".