492734663442 has 72 divisors (see below), whose sum is σ = 1275457213836. Its totient is φ = 136976422464.

The previous prime is 492734663429. The next prime is 492734663459. The reversal of 492734663442 is 244366437294.

492734663442 is a `hidden beast` number, since 4 + 92 + 73 + 46 + 6 + 3 + 442 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 480860420481 + 11874242961 = 693441^2 + 108969^2 .

It is a super-2 number, since 2×492734663442² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7516773 + ... + 7582040.

Almost surely, 2^492734663442 is an apocalyptic number.

492734663442 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

492734663442 is an abundant number, since it is smaller than the sum of its proper divisors (782722550394).

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

492734663442 is a wasteful number, since it uses less digits than its factorization.

492734663442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15098872 (or 15098862 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 54.

The spelling of 492734663442 in words is "four hundred ninety-two billion, seven hundred thirty-four million, six hundred sixty-three thousand, four hundred forty-two".