312402310341440 has 112 divisors (see below), whose sum is σ = 846820175840640. Its totient is φ = 108661673134080.

The previous prime is 312402310341439. The next prime is 312402310341469. The reversal of 312402310341440 is 44143013204213.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 312402310341397 and 312402310341406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1929281135 + ... + 1929443054.

Almost surely, 2^{312402310341440} is an apocalyptic number.

It is an amenable number.

312402310341440 is an abundant number, since it is smaller than the sum of its proper divisors (534417865499200).

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

312402310341440 is a wasteful number, since it uses less digits than its factorization.

312402310341440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858724240 (or 3858724230 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 312402310341440 its reverse (44143013204213), we get a palindrome (356545323545653).

The spelling of 312402310341440 in words is "three hundred twelve trillion, four hundred two billion, three hundred ten million, three hundred forty-one thousand, four hundred forty".