14938317797 has 12 divisors (see below), whose sum is σ = 16278871140. Its totient is φ = 13701362688.

The previous prime is 14938317787. The next prime is 14938317799. The reversal of 14938317797 is 79771383941.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 5264808481 + 9673509316 = 72559^2 + 98354^2 .

It is not a de Polignac number, because 14938317797 - 2¹⁰ = 14938316773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14938317799) 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 11 ways as a sum of consecutive naturals, for example, 254972 + ... + 308037.

It is an arithmetic number, because the mean of its divisors is an integer number (1356572595).

Almost surely, 2^14938317797 is an apocalyptic number.

It is an amenable number.

14938317797 is a deficient number, since it is larger than the sum of its proper divisors (1340553343).

14938317797 is a wasteful number, since it uses less digits than its factorization.

14938317797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563192 (or 563179 counting only the distinct ones).

The product of its digits is 8001504, while the sum is 59.

The spelling of 14938317797 in words is "fourteen billion, nine hundred thirty-eight million, three hundred seventeen thousand, seven hundred ninety-seven".