2512163764 has 18 divisors (see below), whose sum is σ = 4832282882. Its totient is φ = 1141892400.

The previous prime is 2512163749. The next prime is 2512163789. The reversal of 2512163764 is 4673612152.

It can be written as a sum of positive squares in only one way, i.e., 1963198864 + 548964900 = 44308^2 + 23430^2 .

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 5 ways as a sum of consecutive naturals, for example, 2594727 + ... + 2595694.

Almost surely, 2^2512163764 is an apocalyptic number.

It is an amenable number.

2512163764 is a deficient number, since it is larger than the sum of its proper divisors (2320119118).

2512163764 is a wasteful number, since it uses less digits than its factorization.

2512163764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5190447 (or 5190434 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 2512163764 is about 50121.4900416977. The cubic root of 2512163764 is about 1359.4064170017.

The spelling of 2512163764 in words is "two billion, five hundred twelve million, one hundred sixty-three thousand, seven hundred sixty-four".