312226043076 has 72 divisors (see below), whose sum is σ = 837649462104. Its totient is φ = 97720519680.

The previous prime is 312226043023. The next prime is 312226043081. The reversal of 312226043076 is 670340622213.

312226043076 is a `hidden beast` number, since 3 + 12 + 2 + 2 + 604 + 30 + 7 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 41018400900 + 271207642176 = 202530^2 + 520776^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 312226043076.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 348255 + ... + 863558.

It is an arithmetic number, because the mean of its divisors is an integer number (11634020307).

Almost surely, 2^312226043076 is an apocalyptic number.

312226043076 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

312226043076 is an abundant number, since it is smaller than the sum of its proper divisors (525423419028).

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

312226043076 is a wasteful number, since it uses less digits than its factorization.

312226043076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212261 (or 1212256 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

Adding to 312226043076 its reverse (670340622213), we get a palindrome (982566665289).

The spelling of 312226043076 in words is "three hundred twelve billion, two hundred twenty-six million, forty-three thousand, seventy-six".