180007398334 has 4 divisors (see below), whose sum is σ = 270011097504. Its totient is φ = 90003699166.

The previous prime is 180007398331. The next prime is 180007398341. The reversal of 180007398334 is 433893700081.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180007398331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45001849582 + ... + 45001849585.

It is an arithmetic number, because the mean of its divisors is an integer number (67502774376).

Almost surely, 2^180007398334 is an apocalyptic number.

180007398334 is a deficient number, since it is larger than the sum of its proper divisors (90003699170).

180007398334 is an equidigital number, since it uses as much as digits as its factorization.

180007398334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90003699169.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 180007398334 in words is "one hundred eighty billion, seven million, three hundred ninety-eight thousand, three hundred thirty-four".