2057747516 has 12 divisors (see below), whose sum is σ = 3928427160. Its totient is φ = 935339760.

The previous prime is 2057747479. The next prime is 2057747533. The reversal of 2057747516 is 6157477502.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 46766989 = 2057747516 / (2 + 0 + 5 + 7 + 7 + 4 + 7 + 5 + 1 + 6).

It is a congruent number.

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, 23383451 + ... + 23383538.

It is an arithmetic number, because the mean of its divisors is an integer number (327368930).

Almost surely, 2^2057747516 is an apocalyptic number.

It is an amenable number.

2057747516 is a deficient number, since it is larger than the sum of its proper divisors (1870679644).

2057747516 is a wasteful number, since it uses less digits than its factorization.

2057747516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46767004 (or 46767002 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 44.

The square root of 2057747516 is about 45362.4020087120. The cubic root of 2057747516 is about 1271.9323954089.

The spelling of 2057747516 in words is "two billion, fifty-seven million, seven hundred forty-seven thousand, five hundred sixteen".