10856177165801 has 4 divisors (see below), whose sum is σ = 11843102362704. Its totient is φ = 9869251968900.

The previous prime is 10856177165791. The next prime is 10856177165839.

10856177165801 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10856177165801 - 2¹⁸ = 10856176903657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10856177165851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493462598435 + ... + 493462598456.

It is an arithmetic number, because the mean of its divisors is an integer number (2960775590676).

Almost surely, 2^{10856177165801} is an apocalyptic number.

10856177165801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10856177165801 is a deficient number, since it is larger than the sum of its proper divisors (986925196903).

10856177165801 is an equidigital number, since it uses as much as digits as its factorization.

10856177165801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986925196902.

The product of its (nonzero) digits is 2822400, while the sum is 56.

The spelling of 10856177165801 in words is "ten trillion, eight hundred fifty-six billion, one hundred seventy-seven million, one hundred sixty-five thousand, eight hundred one".