15401480072 has 32 divisors (see below), whose sum is σ = 33356149920. Its totient is φ = 6588867840.

The previous prime is 15401480069. The next prime is 15401480093. The reversal of 15401480072 is 27008410451.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5146058 + ... + 5149049.

It is an arithmetic number, because the mean of its divisors is an integer number (1042379685).

Almost surely, 2^15401480072 is an apocalyptic number.

It is an amenable number.

15401480072 is an abundant number, since it is smaller than the sum of its proper divisors (17954669848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15401480072 is a wasteful number, since it uses less digits than its factorization.

15401480072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10295141 (or 10295137 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 32.

The spelling of 15401480072 in words is "fifteen billion, four hundred one million, four hundred eighty thousand, seventy-two".