1057671616 has 14 divisors (see below), whose sum is σ = 2098817240. Its totient is φ = 528835776.

The previous prime is 1057671611. The next prime is 1057671623. The reversal of 1057671616 is 6161767501.

It is a super-2 number, since 2×1057671616² = 2237338494584102912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057671611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8262996 + ... + 8263123.

Almost surely, 2^1057671616 is an apocalyptic number.

1057671616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1057671616 is a deficient number, since it is larger than the sum of its proper divisors (1041145624).

1057671616 is an equidigital number, since it uses as much as digits as its factorization.

1057671616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16526131 (or 16526121 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 1057671616 is about 32521.8636612357. The cubic root of 1057671616 is about 1018.8657184672.

The spelling of 1057671616 in words is "one billion, fifty-seven million, six hundred seventy-one thousand, six hundred sixteen".