313522809497 has 8 divisors (see below), whose sum is σ = 315461366880. Its totient is φ = 311584436640.

The previous prime is 313522809473. The next prime is 313522809499. The reversal of 313522809497 is 794908225313.

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

It is a cyclic number.

It is not a de Polignac number, because 313522809497 - 2³⁸ = 38644902553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313522809499) 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, 5187422 + ... + 5247512.

It is an arithmetic number, because the mean of its divisors is an integer number (39432670860).

Almost surely, 2^313522809497 is an apocalyptic number.

It is an amenable number.

313522809497 is a deficient number, since it is larger than the sum of its proper divisors (1938557383).

313522809497 is a wasteful number, since it uses less digits than its factorization.

313522809497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92263.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 313522809497 in words is "three hundred thirteen billion, five hundred twenty-two million, eight hundred nine thousand, four hundred ninety-seven".