730997964774 has 144 divisors (see below), whose sum is σ = 2001524039424. Its totient is φ = 188732000160.

The previous prime is 730997964769. The next prime is 730997964791. The reversal of 730997964774 is 477469799037.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2402529 + ... + 2689635.

It is an arithmetic number, because the mean of its divisors is an integer number (13899472496).

Almost surely, 2^730997964774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 730997964774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1000762019712).

730997964774 is an abundant number, since it is smaller than the sum of its proper divisors (1270526074650).

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

730997964774 is a wasteful number, since it uses less digits than its factorization.

730997964774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287311 (or 287297 counting only the distinct ones).

The product of its (nonzero) digits is 504094752, while the sum is 72.

The spelling of 730997964774 in words is "seven hundred thirty billion, nine hundred ninety-seven million, nine hundred sixty-four thousand, seven hundred seventy-four".