1055577537085 has 16 divisors (see below), whose sum is σ = 1281001834800. Its totient is φ = 834923966976.

The previous prime is 1055577537061. The next prime is 1055577537097. The reversal of 1055577537085 is 5807357755501.

It can be written as a sum of positive squares in 8 ways, for example, as 219453834681 + 836123702404 = 468459^2 + 914398^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055577537085 - 2¹⁹ = 1055577012797 is a prime.

It is a super-2 number, since 2×1055577537085² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8606371 + ... + 8728159.

It is an arithmetic number, because the mean of its divisors is an integer number (80062614675).

Almost surely, 2^{1055577537085} is an apocalyptic number.

It is an amenable number.

1055577537085 is a deficient number, since it is larger than the sum of its proper divisors (225424297715).

1055577537085 is a wasteful number, since it uses less digits than its factorization.

1055577537085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141360.

The product of its (nonzero) digits is 25725000, while the sum is 58.

The spelling of 1055577537085 in words is "one trillion, fifty-five billion, five hundred seventy-seven million, five hundred thirty-seven thousand, eighty-five".