1056500110065 has 32 divisors (see below), whose sum is σ = 1702462648320. Its totient is φ = 559459244736.

The previous prime is 1056500110019. The next prime is 1056500110139. The reversal of 1056500110065 is 5600110056501.

It is not a de Polignac number, because 1056500110065 - 2¹⁷ = 1056499978993 is a prime.

It is a super-2 number, since 2×1056500110065² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 851074 + ... + 1684436.

It is an arithmetic number, because the mean of its divisors is an integer number (53201957760).

Almost surely, 2^{1056500110065} is an apocalyptic number.

1056500110065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1056500110065 is a deficient number, since it is larger than the sum of its proper divisors (645962538255).

1056500110065 is a wasteful number, since it uses less digits than its factorization.

1056500110065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833973.

The product of its (nonzero) digits is 4500, while the sum is 30.

Adding to 1056500110065 its reverse (5600110056501), we get a palindrome (6656610166566).

The spelling of 1056500110065 in words is "one trillion, fifty-six billion, five hundred million, one hundred ten thousand, sixty-five".