10165011506 has 32 divisors (see below), whose sum is σ = 17142693120. Its totient is φ = 4485374784.

The previous prime is 10165011503. The next prime is 10165011523. The reversal of 10165011506 is 60511056101.

It is a super-2 number, since 2×10165011506² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (10165011503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2215691 + ... + 2220273.

It is an arithmetic number, because the mean of its divisors is an integer number (535709160).

Almost surely, 2^10165011506 is an apocalyptic number.

10165011506 is a deficient number, since it is larger than the sum of its proper divisors (6977681614).

10165011506 is a wasteful number, since it uses less digits than its factorization.

10165011506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8330.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 10165011506 its reverse (60511056101), we get a palindrome (70676067607).

The spelling of 10165011506 in words is "ten billion, one hundred sixty-five million, eleven thousand, five hundred six".