2520606642 has 32 divisors (see below), whose sum is σ = 5122134144. Its totient is φ = 826761600.

The previous prime is 2520606631. The next prime is 2520606667. The reversal of 2520606642 is 2466060252.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224998 + ... + 235934.

It is an arithmetic number, because the mean of its divisors is an integer number (160066692).

Almost surely, 2^2520606642 is an apocalyptic number.

2520606642 is an abundant number, since it is smaller than the sum of its proper divisors (2601527502).

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

2520606642 is a wasteful number, since it uses less digits than its factorization.

2520606642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11554.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 2520606642 is about 50205.6435273964. The cubic root of 2520606642 is about 1360.9276114678.

Adding to 2520606642 its reverse (2466060252), we get a palindrome (4986666894).

The spelling of 2520606642 in words is "two billion, five hundred twenty million, six hundred six thousand, six hundred forty-two".