14748722642 has 4 divisors (see below), whose sum is σ = 22123083966. Its totient is φ = 7374361320.

The previous prime is 14748722641. The next prime is 14748722669. The reversal of 14748722642 is 24622784741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24622784741 = 19 ⋅1295936039.

It can be written as a sum of positive squares in only one way, i.e., 7631944321 + 7116778321 = 87361^2 + 84361^2 .

It is not an unprimeable number, because it can be changed into a prime (14748722641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3687180659 + ... + 3687180662.

Almost surely, 2^14748722642 is an apocalyptic number.

14748722642 is a deficient number, since it is larger than the sum of its proper divisors (7374361324).

14748722642 is an equidigital number, since it uses as much as digits as its factorization.

14748722642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7374361323.

The product of its digits is 1204224, while the sum is 47.

The spelling of 14748722642 in words is "fourteen billion, seven hundred forty-eight million, seven hundred twenty-two thousand, six hundred forty-two".