2520606838 has 16 divisors (see below), whose sum is σ = 3906000000. Its totient is φ = 1218672000.

The previous prime is 2520606787. The next prime is 2520606883. The reversal of 2520606838 is 8386060252.

It is a self number, because there is not a number n which added to its sum of digits gives 2520606838.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65038 + ... + 96286.

It is an arithmetic number, because the mean of its divisors is an integer number (244125000).

Almost surely, 2^2520606838 is an apocalyptic number.

2520606838 is a deficient number, since it is larger than the sum of its proper divisors (1385393162).

2520606838 is a wasteful number, since it uses less digits than its factorization.

2520606838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32583.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 2520606838 is about 50205.6454793682. The cubic root of 2520606838 is about 1360.9276467426.

The spelling of 2520606838 in words is "two billion, five hundred twenty million, six hundred six thousand, eight hundred thirty-eight".