20137302451602 has 96 divisors (see below), whose sum is σ = 51729872044032. Its totient is φ = 5751371134224.

The previous prime is 20137302451579. The next prime is 20137302451621. The reversal of 20137302451602 is 20615420373102.

20137302451602 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 7 + 3 + 0 + 2 + 45 + 1 + 602 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8039713 + ... + 10242635.

It is an arithmetic number, because the mean of its divisors is an integer number (538852833792).

Almost surely, 2^{20137302451602} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20137302451602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25864936022016).

20137302451602 is an abundant number, since it is smaller than the sum of its proper divisors (31592569592430).

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

20137302451602 is a wasteful number, since it uses less digits than its factorization.

20137302451602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205634 (or 2205622 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 20137302451602 in words is "twenty trillion, one hundred thirty-seven billion, three hundred two million, four hundred fifty-one thousand, six hundred two".