2499142694 has 32 divisors (see below), whose sum is σ = 4138560000. Its totient is φ = 1126566144.

The previous prime is 2499142661. The next prime is 2499142729. The reversal of 2499142694 is 4962419942.

2499142694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166742 + ... + 181110.

It is an arithmetic number, because the mean of its divisors is an integer number (129330000).

Almost surely, 2^2499142694 is an apocalyptic number.

2499142694 is a deficient number, since it is larger than the sum of its proper divisors (1639417306).

2499142694 is a wasteful number, since it uses less digits than its factorization.

2499142694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14612.

The product of its digits is 1119744, while the sum is 50.

The square root of 2499142694 is about 49991.4262049004. The cubic root of 2499142694 is about 1357.0536514599.

The spelling of 2499142694 in words is "two billion, four hundred ninety-nine million, one hundred forty-two thousand, six hundred ninety-four".