2645020792 has 16 divisors (see below), whose sum is σ = 5175041040. Its totient is φ = 1265009856.

The previous prime is 2645020787. The next prime is 2645020793. The reversal of 2645020792 is 2970205462.

It is a happy number.

It is a super-2 number, since 2×2645020792² = 13992269980224614528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645020793) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7187373 + ... + 7187740.

It is an arithmetic number, because the mean of its divisors is an integer number (323440065).

Almost surely, 2^2645020792 is an apocalyptic number.

It is an amenable number.

2645020792 is a deficient number, since it is larger than the sum of its proper divisors (2530020248).

2645020792 is a wasteful number, since it uses less digits than its factorization.

2645020792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14375142 (or 14375138 counting only the distinct ones).

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

The square root of 2645020792 is about 51429.7656226431. The cubic root of 2645020792 is about 1382.9602476659.

The spelling of 2645020792 in words is "two billion, six hundred forty-five million, twenty thousand, seven hundred ninety-two".