493061422812 has 144 divisors (see below), whose sum is σ = 1384824779520. Its totient is φ = 133710441984.

The previous prime is 493061422741. The next prime is 493061422823. The reversal of 493061422812 is 218224160394.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4108848 + ... + 4227144.

Almost surely, 2^493061422812 is an apocalyptic number.

493061422812 is a gapful number since it is divisible by the number (42) 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 493061422812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (692412389760).

493061422812 is an abundant number, since it is smaller than the sum of its proper divisors (891763356708).

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

493061422812 is a wasteful number, since it uses less digits than its factorization.

493061422812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118428 (or 118397 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 493061422812 in words is "four hundred ninety-three billion, sixty-one million, four hundred twenty-two thousand, eight hundred twelve".