18407306422 has 8 divisors (see below), whose sum is σ = 27622390536. Its totient is φ = 9199842912.

The previous prime is 18407306383. The next prime is 18407306429. The reversal of 18407306422 is 22460370481.

18407306422 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18407306429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1899108 + ... + 1908775.

It is an arithmetic number, because the mean of its divisors is an integer number (3452798817).

Almost surely, 2^18407306422 is an apocalyptic number.

18407306422 is a deficient number, since it is larger than the sum of its proper divisors (9215084114).

18407306422 is a wasteful number, since it uses less digits than its factorization.

18407306422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810302.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 18407306422 in words is "eighteen billion, four hundred seven million, three hundred six thousand, four hundred twenty-two".