2519837642 has 24 divisors (see below), whose sum is σ = 4398732864. Its totient is φ = 1079470392.

The previous prime is 2519837633. The next prime is 2519837651. The reversal of 2519837642 is 2467389152.

2519837642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2519837633) and next prime (2519837651).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330113 + ... + 337659.

It is an arithmetic number, because the mean of its divisors is an integer number (183280536).

Almost surely, 2^2519837642 is an apocalyptic number.

2519837642 is a deficient number, since it is larger than the sum of its proper divisors (1878895222).

2519837642 is a wasteful number, since it uses less digits than its factorization.

2519837642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10970 (or 10963 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The square root of 2519837642 is about 50197.9844416088. The cubic root of 2519837642 is about 1360.7891977274.

The spelling of 2519837642 in words is "two billion, five hundred nineteen million, eight hundred thirty-seven thousand, six hundred forty-two".