730977537312 has 216 divisors, whose sum is σ = 2317060287360. Its totient is φ = 218387769600.

The previous prime is 730977537281. The next prime is 730977537419. The reversal of 730977537312 is 213735779037.

730977537312 is a `hidden beast` number, since 7 + 3 + 0 + 9 + 77 + 537 + 31 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2326489 + ... + 2621927.

It is an arithmetic number, because the mean of its divisors is an integer number (10727130960).

Almost surely, 2^730977537312 is an apocalyptic number.

730977537312 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 730977537312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1158530143680).

730977537312 is an abundant number, since it is smaller than the sum of its proper divisors (1586082750048).

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

730977537312 is a wasteful number, since it uses less digits than its factorization.

730977537312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295548 (or 295526 counting only the distinct ones).

The product of its (nonzero) digits is 5834430, while the sum is 54.

The spelling of 730977537312 in words is "seven hundred thirty billion, nine hundred seventy-seven million, five hundred thirty-seven thousand, three hundred twelve".