2520622863 has 12 divisors (see below), whose sum is σ = 3971890728. Its totient is φ = 1527650160.

The previous prime is 2520622843. The next prime is 2520622883. The reversal of 2520622863 is 3682260252.

2520622863 is a `hidden beast` number, since 2 + 5 + 20 + 622 + 8 + 6 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (2520622843) and next prime (2520622883).

It is not a de Polignac number, because 2520622863 - 2⁶ = 2520622799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520622843) 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, 12730320 + ... + 12730517.

It is an arithmetic number, because the mean of its divisors is an integer number (330990894).

Almost surely, 2^2520622863 is an apocalyptic number.

2520622863 is a deficient number, since it is larger than the sum of its proper divisors (1451267865).

2520622863 is a wasteful number, since it uses less digits than its factorization.

2520622863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25460854 (or 25460851 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 2520622863 is about 50205.8050727204. The cubic root of 2520622863 is about 1360.9305308126.

The spelling of 2520622863 in words is "two billion, five hundred twenty million, six hundred twenty-two thousand, eight hundred sixty-three".