312413120134240 has 48 divisors (see below), whose sum is σ = 739492649098560. Its totient is φ = 124725391498240.

The previous prime is 312413120134183. The next prime is 312413120134301. The reversal of 312413120134240 is 42431021314213.

It is a happy number.

It is a super-2 number, since 2×312413120134240² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1873795720 + ... + 1873962439.

It is an arithmetic number, because the mean of its divisors is an integer number (15406096856220).

Almost surely, 2^{312413120134240} is an apocalyptic number.

It is an amenable number.

312413120134240 is an abundant number, since it is smaller than the sum of its proper divisors (427079528964320).

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

312413120134240 is a wasteful number, since it uses less digits than its factorization.

312413120134240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3747758695 (or 3747758687 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 312413120134240 its reverse (42431021314213), we get a palindrome (354844141448453).

The spelling of 312413120134240 in words is "three hundred twelve trillion, four hundred thirteen billion, one hundred twenty million, one hundred thirty-four thousand, two hundred forty".