2537519942 has 32 divisors (see below), whose sum is σ = 4187234304. Its totient is φ = 1149429600.

The previous prime is 2537519869. The next prime is 2537519947. The reversal of 2537519942 is 2499157352.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2537519947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48092 + ... + 85952.

It is an arithmetic number, because the mean of its divisors is an integer number (130851072).

Almost surely, 2^2537519942 is an apocalyptic number.

2537519942 is a deficient number, since it is larger than the sum of its proper divisors (1649714362).

2537519942 is a wasteful number, since it uses less digits than its factorization.

2537519942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37964.

The product of its digits is 680400, while the sum is 47.

The square root of 2537519942 is about 50373.8021396043. The cubic root of 2537519942 is about 1363.9647751501.

The spelling of 2537519942 in words is "two billion, five hundred thirty-seven million, five hundred nineteen thousand, nine hundred forty-two".