12050640051804 has 72 divisors (see below), whose sum is σ = 31341764392848. Its totient is φ = 3901643316480.

The previous prime is 12050640051803. The next prime is 12050640051829. The reversal of 12050640051804 is 40815004605021.

It is a happy number.

12050640051804 is a `hidden beast` number, since 1 + 2 + 0 + 5 + 0 + 640 + 0 + 5 + 1 + 8 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12050640051803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17648187 + ... + 18318290.

It is an arithmetic number, because the mean of its divisors is an integer number (435302283234).

Almost surely, 2^{12050640051804} is an apocalyptic number.

It is an amenable number.

12050640051804 is an abundant number, since it is smaller than the sum of its proper divisors (19291124341044).

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

12050640051804 is a wasteful number, since it uses less digits than its factorization.

12050640051804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35966755 (or 35966750 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

Adding to 12050640051804 its reverse (40815004605021), we get a palindrome (52865644656825).

The spelling of 12050640051804 in words is "twelve trillion, fifty billion, six hundred forty million, fifty-one thousand, eight hundred four".