2057796562 has 16 divisors (see below), whose sum is σ = 3201755040. Its totient is φ = 991200672.

The previous prime is 2057796547. The next prime is 2057796589. The reversal of 2057796562 is 2656977502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157612 + ... + 170167.

It is an arithmetic number, because the mean of its divisors is an integer number (200109690).

Almost surely, 2^2057796562 is an apocalyptic number.

2057796562 is a deficient number, since it is larger than the sum of its proper divisors (1143958478).

2057796562 is a wasteful number, since it uses less digits than its factorization.

2057796562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327897.

The product of its (nonzero) digits is 1587600, while the sum is 49.

The square root of 2057796562 is about 45362.9426073750. The cubic root of 2057796562 is about 1271.9425007466.

The spelling of 2057796562 in words is "two billion, fifty-seven million, seven hundred ninety-six thousand, five hundred sixty-two".