493686702290 has 16 divisors (see below), whose sum is σ = 927272415168. Its totient is φ = 188888825136.

The previous prime is 493686702287. The next prime is 493686702317. The reversal of 493686702290 is 92207686394.

It is a Curzon number.

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, 1073231732 + ... + 1073232191.

It is an arithmetic number, because the mean of its divisors is an integer number (57954525948).

Almost surely, 2^493686702290 is an apocalyptic number.

493686702290 is a deficient number, since it is larger than the sum of its proper divisors (433585712878).

493686702290 is a wasteful number, since it uses less digits than its factorization.

493686702290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146463953.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 493686702290 in words is "four hundred ninety-three billion, six hundred eighty-six million, seven hundred two thousand, two hundred ninety".