2691350812 has 24 divisors (see below), whose sum is σ = 4809729456. Its totient is φ = 1317259008.

The previous prime is 2691350803. The next prime is 2691350813. The reversal of 2691350812 is 2180531962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2691350813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79588 + ... + 108244.

It is an arithmetic number, because the mean of its divisors is an integer number (200405394).

Almost surely, 2^2691350812 is an apocalyptic number.

It is an amenable number.

2691350812 is a deficient number, since it is larger than the sum of its proper divisors (2118378644).

2691350812 is a wasteful number, since it uses less digits than its factorization.

2691350812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29157 (or 29155 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 2691350812 is about 51878.2306174758. The cubic root of 2691350812 is about 1390.9881716095.

The spelling of 2691350812 in words is "two billion, six hundred ninety-one million, three hundred fifty thousand, eight hundred twelve".