730401878066 has 16 divisors (see below), whose sum is σ = 1252167508800. Its totient is φ = 313016875440.

The previous prime is 730401878009. The next prime is 730401878183. The reversal of 730401878066 is 660878104037.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 674180 + ... + 1383951.

It is an arithmetic number, because the mean of its divisors is an integer number (78260469300).

Almost surely, 2^730401878066 is an apocalyptic number.

730401878066 is a deficient number, since it is larger than the sum of its proper divisors (521765630734).

730401878066 is a wasteful number, since it uses less digits than its factorization.

730401878066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083489.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The spelling of 730401878066 in words is "seven hundred thirty billion, four hundred one million, eight hundred seventy-eight thousand, sixty-six".