2615562620 has 36 divisors (see below), whose sum is σ = 6037415832. Its totient is φ = 951112800.

The previous prime is 2615562617. The next prime is 2615562623. The reversal of 2615562620 is 262655162.

It is an interprime number because it is at equal distance from previous prime (2615562617) and next prime (2615562623).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2615562623) 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, 537986 + ... + 542825.

Almost surely, 2^2615562620 is an apocalyptic number.

2615562620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2615562620 is an abundant number, since it is smaller than the sum of its proper divisors (3421853212).

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

2615562620 is a wasteful number, since it uses less digits than its factorization.

2615562620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080842 (or 1080829 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2615562620 is about 51142.5715035918. The cubic root of 2615562620 is about 1377.8069592376.

The spelling of 2615562620 in words is "two billion, six hundred fifteen million, five hundred sixty-two thousand, six hundred twenty".