19326064336 has 10 divisors (see below), whose sum is σ = 37444249682. Its totient is φ = 9663032160.

The previous prime is 19326064327. The next prime is 19326064337. The reversal of 19326064336 is 63346062391.

It can be written as a sum of positive squares in only one way, i.e., 16093459600 + 3232604736 = 126860^2 + 56856^2 .

It is a super-2 number, since 2×19326064336² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19326064292 and 19326064301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19326064337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 603939495 + ... + 603939526.

Almost surely, 2^19326064336 is an apocalyptic number.

19326064336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

19326064336 is a deficient number, since it is larger than the sum of its proper divisors (18118185346).

19326064336 is a wasteful number, since it uses less digits than its factorization.

19326064336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207879029 (or 1207879023 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 43.

The spelling of 19326064336 in words is "nineteen billion, three hundred twenty-six million, sixty-four thousand, three hundred thirty-six".