340431312242412 has 72 divisors (see below), whose sum is σ = 897964464589920. Its totient is φ = 108541478833920.

The previous prime is 340431312242401. The next prime is 340431312242419. The reversal of 340431312242412 is 214242213134043.

340431312242412 is a `hidden beast` number, since 3 + 4 + 0 + 4 + 3 + 13 + 1 + 224 + 2 + 412 = 666.

It is a super-2 number, since 2×340431312242412² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (340431312242419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45865014 + ... + 52768002.

It is an arithmetic number, because the mean of its divisors is an integer number (12471728674860).

Almost surely, 2^{340431312242412} is an apocalyptic number.

It is an amenable number.

340431312242412 is an abundant number, since it is smaller than the sum of its proper divisors (557533152347508).

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

340431312242412 is a wasteful number, since it uses less digits than its factorization.

340431312242412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6962583 (or 6962578 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 340431312242412 its reverse (214242213134043), we get a palindrome (554673525376455).

The spelling of 340431312242412 in words is "three hundred forty trillion, four hundred thirty-one billion, three hundred twelve million, two hundred forty-two thousand, four hundred twelve".