2545562356 has 24 divisors (see below), whose sum is σ = 4527692960. Its totient is φ = 1251990432.

The previous prime is 2545562351. The next prime is 2545562381. The reversal of 2545562356 is 6532655452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545562351) 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, 191626 + ... + 204478.

Almost surely, 2^2545562356 is an apocalyptic number.

It is an amenable number.

2545562356 is a deficient number, since it is larger than the sum of its proper divisors (1982130604).

2545562356 is a wasteful number, since it uses less digits than its factorization.

2545562356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13663 (or 13661 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 43.

The square root of 2545562356 is about 50453.5663357904. The cubic root of 2545562356 is about 1365.4042384888.

The spelling of 2545562356 in words is "two billion, five hundred forty-five million, five hundred sixty-two thousand, three hundred fifty-six".