180740373742 has 16 divisors (see below), whose sum is σ = 280901938032. Its totient is φ = 87149623680.

The previous prime is 180740373733. The next prime is 180740373851. The reversal of 180740373742 is 247373047081.

It is a junction number, because it is equal to n+sod(n) for n = 180740373692 and 180740373701.

It is a congruent 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, 10798884 + ... + 10815607.

It is an arithmetic number, because the mean of its divisors is an integer number (17556371127).

Almost surely, 2^180740373742 is an apocalyptic number.

180740373742 is a deficient number, since it is larger than the sum of its proper divisors (100161564290).

180740373742 is a wasteful number, since it uses less digits than its factorization.

180740373742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21614643.

The product of its (nonzero) digits is 790272, while the sum is 46.

The spelling of 180740373742 in words is "one hundred eighty billion, seven hundred forty million, three hundred seventy-three thousand, seven hundred forty-two".