18357406190012 has 6 divisors (see below), whose sum is σ = 32125460832528. Its totient is φ = 9178703095004.

The previous prime is 18357406189999. The next prime is 18357406190033. The reversal of 18357406190012 is 21009160475381.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2294675773748 + ... + 2294675773755.

It is an arithmetic number, because the mean of its divisors is an integer number (5354243472088).

It is a 1-persistent number, because it is pandigital, but 2⋅18357406190012 = 36714812380024 is not.

Almost surely, 2^{18357406190012} is an apocalyptic number.

It is an amenable number.

18357406190012 is a deficient number, since it is larger than the sum of its proper divisors (13768054642516).

18357406190012 is a wasteful number, since it uses less digits than its factorization.

18357406190012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4589351547507 (or 4589351547505 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 18357406190012 in words is "eighteen trillion, three hundred fifty-seven billion, four hundred six million, one hundred ninety thousand, twelve".