13920372473 has 16 divisors (see below), whose sum is σ = 16251217920. Its totient is φ = 11677771536.

The previous prime is 13920372469. The next prime is 13920372491. The reversal of 13920372473 is 37427302931.

It is a cyclic number.

It is not a de Polignac number, because 13920372473 - 2² = 13920372469 is a prime.

It is a super-2 number, since 2×13920372473² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13920372473.

It is not an unprimeable number, because it can be changed into a prime (13920372443) 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 15 ways as a sum of consecutive naturals, for example, 49793 + ... + 174126.

It is an arithmetic number, because the mean of its divisors is an integer number (1015701120).

Almost surely, 2^13920372473 is an apocalyptic number.

It is an amenable number.

13920372473 is a deficient number, since it is larger than the sum of its proper divisors (2330845447).

13920372473 is a wasteful number, since it uses less digits than its factorization.

13920372473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224116.

The product of its (nonzero) digits is 190512, while the sum is 41.

The spelling of 13920372473 in words is "thirteen billion, nine hundred twenty million, three hundred seventy-two thousand, four hundred seventy-three".