10156066651065 has 32 divisors (see below), whose sum is σ = 16258002698880. Its totient is φ = 5413804171776.

The previous prime is 10156066651063. The next prime is 10156066651097. The reversal of 10156066651065 is 56015666065101.

It is not a de Polignac number, because 10156066651065 - 2¹ = 10156066651063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10156066651061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 348117819 + ... + 348146991.

It is an arithmetic number, because the mean of its divisors is an integer number (508062584340).

Almost surely, 2^{10156066651065} is an apocalyptic number.

10156066651065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10156066651065 is a deficient number, since it is larger than the sum of its proper divisors (6101936047815).

10156066651065 is a wasteful number, since it uses less digits than its factorization.

10156066651065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40233.

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 10156066651065 in words is "ten trillion, one hundred fifty-six billion, sixty-six million, six hundred fifty-one thousand, sixty-five".