493261969758544 has 40 divisors (see below), whose sum is σ = 1127455930884608. Its totient is φ = 204578697133440.

The previous prime is 493261969758541. The next prime is 493261969758559. The reversal of 493261969758544 is 445857969162394.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493261969758541) 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, 71034266367 + ... + 71034273310.

Almost surely, 2^{493261969758544} is an apocalyptic number.

It is an amenable number.

493261969758544 is an abundant number, since it is smaller than the sum of its proper divisors (634193961126064).

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

493261969758544 is a wasteful number, since it uses less digits than its factorization.

493261969758544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142068539723 (or 142068539717 counting only the distinct ones).

The product of its digits is 14108774400, while the sum is 82.

The spelling of 493261969758544 in words is "four hundred ninety-three trillion, two hundred sixty-one billion, nine hundred sixty-nine million, seven hundred fifty-eight thousand, five hundred forty-four".