14542021501 has 24 divisors (see below), whose sum is σ = 17104913856. Its totient is φ = 12325985280.

The previous prime is 14542021457. The next prime is 14542021513. The reversal of 14542021501 is 10512024541.

It is not a de Polignac number, because 14542021501 - 2²¹ = 14539924349 is a prime.

It is a super-2 number, since 2×14542021501² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14542021541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3358600 + ... + 3362926.

It is an arithmetic number, because the mean of its divisors is an integer number (712704744).

Almost surely, 2^14542021501 is an apocalyptic number.

It is an amenable number.

14542021501 is a deficient number, since it is larger than the sum of its proper divisors (2562892355).

14542021501 is a wasteful number, since it uses less digits than its factorization.

14542021501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5089 (or 5082 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The spelling of 14542021501 in words is "fourteen billion, five hundred forty-two million, twenty-one thousand, five hundred one".