731074036968 has 256 divisors, whose sum is σ = 2268551577600. Its totient is φ = 216245249280.

The previous prime is 731074036879. The next prime is 731074036991. The reversal of 731074036968 is 869630470137.

731074036968 is a `hidden beast` number, since 73 + 107 + 403 + 6 + 9 + 68 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42761830 + ... + 42778922.

It is an arithmetic number, because the mean of its divisors is an integer number (8861529600).

Almost surely, 2^731074036968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 731074036968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1134275788800).

731074036968 is an abundant number, since it is smaller than the sum of its proper divisors (1537477540632).

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

731074036968 is a wasteful number, since it uses less digits than its factorization.

731074036968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17549 (or 17539 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 731074036968 in words is "seven hundred thirty-one billion, seventy-four million, thirty-six thousand, nine hundred sixty-eight".