20003637747234 has 8 divisors (see below), whose sum is σ = 40007275494480. Its totient is φ = 6667879249076.

The previous prime is 20003637747229. The next prime is 20003637747241. The reversal of 20003637747234 is 43274773630002.

It is a sphenic number, since it is the product of 3 distinct primes.

20003637747234 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1666969812264 + ... + 1666969812275.

It is an arithmetic number, because the mean of its divisors is an integer number (5000909436810).

Almost surely, 2^{20003637747234} is an apocalyptic number.

20003637747234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20003637747234 is a wasteful number, since it uses less digits than its factorization.

20003637747234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333939624544.

The product of its (nonzero) digits is 3556224, while the sum is 48.

The spelling of 20003637747234 in words is "twenty trillion, three billion, six hundred thirty-seven million, seven hundred forty-seven thousand, two hundred thirty-four".