20344546002402 has 48 divisors (see below), whose sum is σ = 44095571320320. Its totient is φ = 6779097100800.

The previous prime is 20344546002401. The next prime is 20344546002427. The reversal of 20344546002402 is 20420064544302.

20344546002402 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 4 + 5 + 4 + 600 + 2 + 40 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (20344546002401) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 765078127 + ... + 765104717.

It is an arithmetic number, because the mean of its divisors is an integer number (918657735840).

Almost surely, 2^{20344546002402} is an apocalyptic number.

20344546002402 is an abundant number, since it is smaller than the sum of its proper divisors (23751025317918).

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

20344546002402 is a wasteful number, since it uses less digits than its factorization.

20344546002402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40159 (or 40156 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

The spelling of 20344546002402 in words is "twenty trillion, three hundred forty-four billion, five hundred forty-six million, two thousand, four hundred two".