723952467648 has 84 divisors (see below), whose sum is σ = 2142017121088. Its totient is φ = 233533048320.

The previous prime is 723952467647. The next prime is 723952467737. The reversal of 723952467648 is 846764259327.

723952467648 is a `hidden beast` number, since 7 + 2 + 3 + 9 + 524 + 67 + 6 + 48 = 666.

It is not an unprimeable number, because it can be changed into a prime (723952467647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20254111 + ... + 20289822.

Almost surely, 2^723952467648 is an apocalyptic number.

It is an amenable number.

723952467648 is an abundant number, since it is smaller than the sum of its proper divisors (1418064653440).

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

723952467648 is a wasteful number, since it uses less digits than its factorization.

723952467648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40543982 (or 40543969 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 723952467648 in words is "seven hundred twenty-three billion, nine hundred fifty-two million, four hundred sixty-seven thousand, six hundred forty-eight".