2535251816 has 16 divisors (see below), whose sum is σ = 4854738240. Its totient is φ = 1240654960.

The previous prime is 2535251773. The next prime is 2535251839. The reversal of 2535251816 is 6181525352.

It is a self number, because there is not a number n which added to its sum of digits gives 2535251816.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370970 + ... + 3371721.

It is an arithmetic number, because the mean of its divisors is an integer number (303421140).

Almost surely, 2^2535251816 is an apocalyptic number.

It is an amenable number.

2535251816 is a deficient number, since it is larger than the sum of its proper divisors (2319486424).

2535251816 is a wasteful number, since it uses less digits than its factorization.

2535251816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6742744 (or 6742740 counting only the distinct ones).

The product of its digits is 72000, while the sum is 38.

The square root of 2535251816 is about 50351.2841544285. The cubic root of 2535251816 is about 1363.5582671902.

The spelling of 2535251816 in words is "two billion, five hundred thirty-five million, two hundred fifty-one thousand, eight hundred sixteen".