493447744394 has 16 divisors (see below), whose sum is σ = 833507041536. Its totient is φ = 217059124800.

The previous prime is 493447744393. The next prime is 493447744429.

493447744394 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is not an unprimeable number, because it can be changed into a prime (493447744393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361764527 + ... + 361765890.

It is an arithmetic number, because the mean of its divisors is an integer number (52094190096).

Almost surely, 2^493447744394 is an apocalyptic number.

493447744394 is a deficient number, since it is larger than the sum of its proper divisors (340059297142).

493447744394 is a wasteful number, since it uses less digits than its factorization.

493447744394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723530461.

The product of its digits is 146313216, while the sum is 62.

The spelling of 493447744394 in words is "four hundred ninety-three billion, four hundred forty-seven million, seven hundred forty-four thousand, three hundred ninety-four".