2042564915 has 8 divisors (see below), whose sum is σ = 2475346608. Its totient is φ = 1617872800.

The previous prime is 2042564903. The next prime is 2042564929. The reversal of 2042564915 is 5194652402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2042564915 - 2⁶ = 2042564851 is a prime.

It is a Duffinian 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, 2021837 + ... + 2022846.

It is an arithmetic number, because the mean of its divisors is an integer number (309418326).

Almost surely, 2^2042564915 is an apocalyptic number.

2042564915 is a deficient number, since it is larger than the sum of its proper divisors (432781693).

2042564915 is a wasteful number, since it uses less digits than its factorization.

2042564915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4044789.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 2042564915 is about 45194.7443294018. The cubic root of 2042564915 is about 1268.7964531513.

The spelling of 2042564915 in words is "two billion, forty-two million, five hundred sixty-four thousand, nine hundred fifteen".