312127743544 has 32 divisors (see below), whose sum is σ = 616156290000. Its totient is φ = 147822458112.

The previous prime is 312127743539. The next prime is 312127743547. The reversal of 312127743544 is 445347721213.

It is a self number, because there is not a number n which added to its sum of digits gives 312127743544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312127743547) 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, 639822 + ... + 1016674.

Almost surely, 2^312127743544 is an apocalyptic number.

It is an amenable number.

312127743544 is a deficient number, since it is larger than the sum of its proper divisors (304028546456).

312127743544 is a wasteful number, since it uses less digits than its factorization.

312127743544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382327 (or 382323 counting only the distinct ones).

The product of its digits is 564480, while the sum is 43.

The spelling of 312127743544 in words is "three hundred twelve billion, one hundred twenty-seven million, seven hundred forty-three thousand, five hundred forty-four".