72946640824336 has 40 divisors (see below), whose sum is σ = 141704508834944. Its totient is φ = 36377854894080.

The previous prime is 72946640824319. The next prime is 72946640824427. The reversal of 72946640824336 is 63342804664927.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 6026896 + ... + 13498768.

Almost surely, 2^{72946640824336} is an apocalyptic number.

It is an amenable number.

72946640824336 is a deficient number, since it is larger than the sum of its proper divisors (68757868010608).

72946640824336 is a wasteful number, since it uses less digits than its factorization.

72946640824336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7473479 (or 7473473 counting only the distinct ones).

The product of its (nonzero) digits is 250822656, while the sum is 64.

The spelling of 72946640824336 in words is "seventy-two trillion, nine hundred forty-six billion, six hundred forty million, eight hundred twenty-four thousand, three hundred thirty-six".