20050737672400 has 120 divisors (see below), whose sum is σ = 51084873733824. Its totient is φ = 7536771840000.

The previous prime is 20050737672397. The next prime is 20050737672401. The reversal of 20050737672400 is 427673705002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20050737672401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2079525 + ... + 6665275.

Almost surely, 2^{20050737672400} is an apocalyptic number.

20050737672400 is a gapful number since it is divisible by the number (20) 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 20050737672400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25542436866912).

20050737672400 is an abundant number, since it is smaller than the sum of its proper divisors (31034136061424).

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

20050737672400 is a wasteful number, since it uses less digits than its factorization.

20050737672400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4586429 (or 4586418 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 20050737672400 in words is "twenty trillion, fifty billion, seven hundred thirty-seven million, six hundred seventy-two thousand, four hundred".