19772270331399 has 6 divisors (see below), whose sum is σ = 28559946034256. Its totient is φ = 13181513554260.

The previous prime is 19772270331397. The next prime is 19772270331427. The reversal of 19772270331399 is 99313307227791.

19772270331399 is a `hidden beast` number, since 1 + 9 + 7 + 7 + 227 + 0 + 3 + 313 + 99 = 666.

It is not a de Polignac number, because 19772270331399 - 2¹ = 19772270331397 is a prime.

It is a super-2 number, since 2×19772270331399² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19772270331397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1098459462847 + ... + 1098459462864.

Almost surely, 2^{19772270331399} is an apocalyptic number.

19772270331399 is a deficient number, since it is larger than the sum of its proper divisors (8787675702857).

19772270331399 is a wasteful number, since it uses less digits than its factorization.

19772270331399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196918925717 (or 2196918925714 counting only the distinct ones).

The product of its (nonzero) digits is 27005076, while the sum is 63.

The spelling of 19772270331399 in words is "nineteen trillion, seven hundred seventy-two billion, two hundred seventy million, three hundred thirty-one thousand, three hundred ninety-nine".