14575620321 has 12 divisors (see below), whose sum is σ = 21054976020. Its totient is φ = 9716479200.

The previous prime is 14575620299. The next prime is 14575620341. The reversal of 14575620321 is 12302657541.

14575620321 is a `hidden beast` number, since 1 + 4 + 5 + 7 + 5 + 620 + 3 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8147589696 + 6428030625 = 90264^2 + 80175^2 .

It is not a de Polignac number, because 14575620321 - 2¹⁴ = 14575603937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14575620341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142471 + ... + 222371.

It is an arithmetic number, because the mean of its divisors is an integer number (1754581335).

Almost surely, 2^14575620321 is an apocalyptic number.

It is an amenable number.

14575620321 is a deficient number, since it is larger than the sum of its proper divisors (6479355699).

14575620321 is a wasteful number, since it uses less digits than its factorization.

14575620321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100176 (or 100173 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 14575620321 in words is "fourteen billion, five hundred seventy-five million, six hundred twenty thousand, three hundred twenty-one".