14945845731 has 8 divisors (see below), whose sum is σ = 19930407504. Its totient is φ = 9962590560.

The previous prime is 14945845727. The next prime is 14945845753. The reversal of 14945845731 is 13754854941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14945845731 - 2² = 14945845727 is a prime.

It is a super-2 number, since 2×14945845731² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14945845711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299640 + ... + 345941.

It is an arithmetic number, because the mean of its divisors is an integer number (2491300938).

Almost surely, 2^14945845731 is an apocalyptic number.

14945845731 is a deficient number, since it is larger than the sum of its proper divisors (4984561773).

14945845731 is an equidigital number, since it uses as much as digits as its factorization.

14945845731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653301.

The product of its digits is 2419200, while the sum is 51.

The spelling of 14945845731 in words is "fourteen billion, nine hundred forty-five million, eight hundred forty-five thousand, seven hundred thirty-one".