312143004302432 has 24 divisors (see below), whose sum is σ = 614532008832336. Its totient is φ = 156071383011712.

The previous prime is 312143004302383. The next prime is 312143004302449. The reversal of 312143004302432 is 234203400341213.

It is a super-2 number, since 2×312143004302432² (a number of 30 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51413693 + ... + 57163395.

It is an arithmetic number, because the mean of its divisors is an integer number (25605500368014).

Almost surely, 2^{312143004302432} is an apocalyptic number.

312143004302432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

312143004302432 is a deficient number, since it is larger than the sum of its proper divisors (302389004529904).

312143004302432 is a wasteful number, since it uses less digits than its factorization.

312143004302432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7446230 (or 7446222 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 312143004302432 its reverse (234203400341213), we get a palindrome (546346404643645).

The spelling of 312143004302432 in words is "three hundred twelve trillion, one hundred forty-three billion, four million, three hundred two thousand, four hundred thirty-two".