313522054340 has 24 divisors (see below), whose sum is σ = 718250524992. Its totient is φ = 114008019680.

The previous prime is 313522054337. The next prime is 313522054343. The reversal of 313522054340 is 43450225313.

It is an interprime number because it is at equal distance from previous prime (313522054337) and next prime (313522054343).

It is a junction number, because it is equal to n+sod(n) for n = 313522054297 and 313522054306.

It is not an unprimeable number, because it can be changed into a prime (313522054343) 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, 712549904 + ... + 712550343.

It is an arithmetic number, because the mean of its divisors is an integer number (29927105208).

Almost surely, 2^313522054340 is an apocalyptic number.

It is an amenable number.

313522054340 is an abundant number, since it is smaller than the sum of its proper divisors (404728470652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313522054340 is a wasteful number, since it uses less digits than its factorization.

313522054340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425100267 (or 1425100265 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 313522054340 its reverse (43450225313), we get a palindrome (356972279653).

The spelling of 313522054340 in words is "three hundred thirteen billion, five hundred twenty-two million, fifty-four thousand, three hundred forty".