2542516630 has 16 divisors (see below), whose sum is σ = 4607247600. Its totient is φ = 1010180512.

The previous prime is 2542516619. The next prime is 2542516663. The reversal of 2542516630 is 366152452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851704 + ... + 854683.

It is an arithmetic number, because the mean of its divisors is an integer number (287952975).

Almost surely, 2^2542516630 is an apocalyptic number.

2542516630 is a deficient number, since it is larger than the sum of its proper divisors (2064730970).

2542516630 is a wasteful number, since it uses less digits than its factorization.

2542516630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706543.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 2542516630 is about 50423.3738458664. The cubic root of 2542516630 is about 1364.8594594712.

The spelling of 2542516630 in words is "two billion, five hundred forty-two million, five hundred sixteen thousand, six hundred thirty".