1057269940455 has 32 divisors (see below), whose sum is σ = 1717947177984. Its totient is φ = 555116006016.

The previous prime is 1057269940421. The next prime is 1057269940469. The reversal of 1057269940455 is 5540499627501.

It is not a de Polignac number, because 1057269940455 - 2¹⁶ = 1057269874919 is a prime.

It is a super-2 number, since 2×1057269940455² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1057269940395 and 1057269940404.

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 31 ways as a sum of consecutive naturals, for example, 1294962 + ... + 1947168.

It is an arithmetic number, because the mean of its divisors is an integer number (53685849312).

Almost surely, 2^{1057269940455} is an apocalyptic number.

1057269940455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1057269940455 is a deficient number, since it is larger than the sum of its proper divisors (660677237529).

1057269940455 is a wasteful number, since it uses less digits than its factorization.

1057269940455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653895.

The product of its (nonzero) digits is 13608000, while the sum is 57.

The spelling of 1057269940455 in words is "one trillion, fifty-seven billion, two hundred sixty-nine million, nine hundred forty thousand, four hundred fifty-five".