14520404071397 has 32 divisors (see below), whose sum is σ = 17335513347840. Its totient is φ = 11902103124480.

The previous prime is 14520404071373. The next prime is 14520404071423. The reversal of 14520404071397 is 79317040402541.

It is a cyclic number.

It is not a de Polignac number, because 14520404071397 - 2¹⁰ = 14520404070373 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 (14520404071097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80303033 + ... + 80483649.

It is an arithmetic number, because the mean of its divisors is an integer number (541734792120).

Almost surely, 2^{14520404071397} is an apocalyptic number.

It is an amenable number.

14520404071397 is a deficient number, since it is larger than the sum of its proper divisors (2815109276443).

14520404071397 is a wasteful number, since it uses less digits than its factorization.

14520404071397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185981.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 14520404071397 in words is "fourteen trillion, five hundred twenty billion, four hundred four million, seventy-one thousand, three hundred ninety-seven".