1057394538716 has 48 divisors (see below), whose sum is σ = 1974701060640. Its totient is φ = 493685237760.

The previous prime is 1057394538677. The next prime is 1057394538727. The reversal of 1057394538716 is 6178354937501.

It is a happy number.

It is a super-2 number, since 2×1057394538716² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48208040 + ... + 48229968.

It is an arithmetic number, because the mean of its divisors is an integer number (41139605430).

Almost surely, 2^{1057394538716} is an apocalyptic number.

It is an amenable number.

1057394538716 is a deficient number, since it is larger than the sum of its proper divisors (917306521924).

1057394538716 is a wasteful number, since it uses less digits than its factorization.

1057394538716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27494 (or 27492 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 59.

The spelling of 1057394538716 in words is "one trillion, fifty-seven billion, three hundred ninety-four million, five hundred thirty-eight thousand, seven hundred sixteen".