1057343009868 has 36 divisors (see below), whose sum is σ = 2758945204288. Its totient is φ = 341078389920.

The previous prime is 1057343009867. The next prime is 1057343009873. The reversal of 1057343009868 is 8689003437501.

1057343009868 is a `hidden beast` number, since 1 + 0 + 573 + 4 + 3 + 0 + 0 + 9 + 8 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1057343009868² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057343009867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 473718871 + ... + 473721102.

Almost surely, 2^{1057343009868} is an apocalyptic number.

1057343009868 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1057343009868 is an abundant number, since it is smaller than the sum of its proper divisors (1701602194420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1057343009868 is a wasteful number, since it uses less digits than its factorization.

1057343009868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947440014 (or 947440009 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 1057343009868 in words is "one trillion, fifty-seven billion, three hundred forty-three million, nine thousand, eight hundred sixty-eight".