10564154171255 has 4 divisors (see below), whose sum is σ = 12676985005512. Its totient is φ = 8451323337000.

The previous prime is 10564154171201. The next prime is 10564154171261. The reversal of 10564154171255 is 55217145146501.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10564154171255 - 2⁶ = 10564154171191 is a prime.

It is a super-2 number, since 2×10564154171255² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056415417121 + ... + 1056415417130.

It is an arithmetic number, because the mean of its divisors is an integer number (3169246251378).

Almost surely, 2^{10564154171255} is an apocalyptic number.

10564154171255 is a deficient number, since it is larger than the sum of its proper divisors (2112830834257).

10564154171255 is an equidigital number, since it uses as much as digits as its factorization.

10564154171255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112830834256.

The product of its (nonzero) digits is 840000, while the sum is 47.

The spelling of 10564154171255 in words is "ten trillion, five hundred sixty-four billion, one hundred fifty-four million, one hundred seventy-one thousand, two hundred fifty-five".