10144622146 has 8 divisors (see below), whose sum is σ = 15239956284. Its totient is φ = 5064636720.

The previous prime is 10144622123. The next prime is 10144622197. The reversal of 10144622146 is 64122644101.

It can be written as a sum of positive squares in 2 ways, for example, as 10083172225 + 61449921 = 100415^2 + 7839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10144622146² (a number of 21 digits) contains 22 as substring.

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, 3835525 + ... + 3838168.

Almost surely, 2^10144622146 is an apocalyptic number.

10144622146 is a deficient number, since it is larger than the sum of its proper divisors (5095334138).

10144622146 is an equidigital number, since it uses as much as digits as its factorization.

10144622146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7674356.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 10144622146 in words is "ten billion, one hundred forty-four million, six hundred twenty-two thousand, one hundred forty-six".