913972216494 has 8 divisors (see below), whose sum is σ = 1827944433000. Its totient is φ = 304657405496.

The previous prime is 913972216481. The next prime is 913972216499. The reversal of 913972216494 is 494612279319.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

913972216494 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913972216499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76164351369 + ... + 76164351380.

It is an arithmetic number, because the mean of its divisors is an integer number (228493054125).

Almost surely, 2^913972216494 is an apocalyptic number.

913972216494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

913972216494 is a wasteful number, since it uses less digits than its factorization.

913972216494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152328702754.

The product of its digits is 5878656, while the sum is 57.

The spelling of 913972216494 in words is "nine hundred thirteen billion, nine hundred seventy-two million, two hundred sixteen thousand, four hundred ninety-four".