14645732690 has 16 divisors (see below), whose sum is σ = 27212716800. Its totient is φ = 5669315760.

The previous prime is 14645732677. The next prime is 14645732693. The reversal of 14645732690 is 9623754641.

It is a super-2 number, since 2×14645732690² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14645732693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23621840 + ... + 23622459.

It is an arithmetic number, because the mean of its divisors is an integer number (1700794800).

Almost surely, 2^14645732690 is an apocalyptic number.

14645732690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14645732690 is a deficient number, since it is larger than the sum of its proper divisors (12566984110).

14645732690 is a wasteful number, since it uses less digits than its factorization.

14645732690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47244337.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 14645732690 in words is "fourteen billion, six hundred forty-five million, seven hundred thirty-two thousand, six hundred ninety".