1055906270329 has 9 divisors (see below), whose sum is σ = 1059942486789. Its totient is φ = 1051885377180.

The previous prime is 1055906270303. The next prime is 1055906270339. The reversal of 1055906270329 is 9230726095501.

The square root of 1055906270329 is 1027573.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1055906270329 - 2⁵ = 1055906270297 is a prime.

It is a super-2 number, since 2×1055906270329² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055906270339) 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 8 ways as a sum of consecutive naturals, for example, 290801344 + ... + 290804974.

It is an arithmetic number, because the mean of its divisors is an integer number (117771387421).

Almost surely, 2^{1055906270329} is an apocalyptic number.

1055906270329 is the 1027573-rd square number.

1055906270329 is the 513787-th centered octagonal number.

It is an amenable number.

1055906270329 is a deficient number, since it is larger than the sum of its proper divisors (4036216460).

1055906270329 is an frugal number, since it uses more digits than its factorization.

1055906270329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7828 (or 3914 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 49.

Multiplying 1055906270329 by its sum of digits (49), we get a square (51739407246121 = 7193011²).

The spelling of 1055906270329 in words is "one trillion, fifty-five billion, nine hundred six million, two hundred seventy thousand, three hundred twenty-nine".