1057271622015 has 32 divisors (see below), whose sum is σ = 1933335760896. Its totient is φ = 483314400000.

The previous prime is 1057271621981. The next prime is 1057271622019. The reversal of 1057271622015 is 5102261727501.

It is not a de Polignac number, because 1057271622015 - 2²¹ = 1057269524863 is a prime.

It is a super-2 number, since 2×1057271622015² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057271622019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8843890 + ... + 8962640.

It is an arithmetic number, because the mean of its divisors is an integer number (60416742528).

Almost surely, 2^{1057271622015} is an apocalyptic number.

1057271622015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1057271622015 is a deficient number, since it is larger than the sum of its proper divisors (876064138881).

1057271622015 is a wasteful number, since it uses less digits than its factorization.

1057271622015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203559.

The product of its (nonzero) digits is 58800, while the sum is 39.

The spelling of 1057271622015 in words is "one trillion, fifty-seven billion, two hundred seventy-one million, six hundred twenty-two thousand, fifteen".