20151441188334 has 64 divisors (see below), whose sum is σ = 45627087559680. Its totient is φ = 6590237565600.

The previous prime is 20151441188311. The next prime is 20151441188413. The reversal of 20151441188334 is 43388114415102.

20151441188334 is a `hidden beast` number, since 2 + 0 + 1 + 514 + 41 + 18 + 83 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 20151441188334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158350959 + ... + 158478165.

It is an arithmetic number, because the mean of its divisors is an integer number (712923243120).

Almost surely, 2^{20151441188334} is an apocalyptic number.

20151441188334 is an abundant number, since it is smaller than the sum of its proper divisors (25475646371346).

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

20151441188334 is a wasteful number, since it uses less digits than its factorization.

20151441188334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182622 (or 182616 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 20151441188334 in words is "twenty trillion, one hundred fifty-one billion, four hundred forty-one million, one hundred eighty-eight thousand, three hundred thirty-four".