20237487349199 has 16 divisors (see below), whose sum is σ = 21704051616768. Its totient is φ = 18825059222112.

The previous prime is 20237487349141. The next prime is 20237487349201. The reversal of 20237487349199 is 99194378473202.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-20237487349199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20237487349399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59451557 + ... + 59790990.

It is an arithmetic number, because the mean of its divisors is an integer number (1356503226048).

Almost surely, 2^{20237487349199} is an apocalyptic number.

20237487349199 is a deficient number, since it is larger than the sum of its proper divisors (1466564267569).

20237487349199 is a wasteful number, since it uses less digits than its factorization.

20237487349199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119242774.

The product of its (nonzero) digits is 164602368, while the sum is 68.

The spelling of 20237487349199 in words is "twenty trillion, two hundred thirty-seven billion, four hundred eighty-seven million, three hundred forty-nine thousand, one hundred ninety-nine".