18036377406000 has 800 divisors, whose sum is σ = 70174678818816. Its totient is φ = 4452148800000.

The previous prime is 18036377405993. The next prime is 18036377406001. The reversal of 18036377406000 is 60477363081.

18036377406000 is a `hidden beast` number, since 1 + 8 + 0 + 3 + 6 + 37 + 7 + 4 + 0 + 600 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (18036377406001) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 115427925 + ... + 115584075.

Almost surely, 2^{18036377406000} is an apocalyptic number.

18036377406000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18036377406000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35087339409408).

18036377406000 is an abundant number, since it is smaller than the sum of its proper divisors (52138301412816).

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

18036377406000 is a wasteful number, since it uses less digits than its factorization.

18036377406000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156240 (or 156215 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 18036377406000 in words is "eighteen trillion, thirty-six billion, three hundred seventy-seven million, four hundred six thousand".