19684101148 has 24 divisors (see below), whose sum is σ = 35324128224. Its totient is φ = 9591993600.

The previous prime is 19684101127. The next prime is 19684101167. The reversal of 19684101148 is 84110148691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96528 + ... + 220648.

It is an arithmetic number, because the mean of its divisors is an integer number (1471838676).

Almost surely, 2^19684101148 is an apocalyptic number.

It is an amenable number.

19684101148 is a deficient number, since it is larger than the sum of its proper divisors (15640027076).

19684101148 is a wasteful number, since it uses less digits than its factorization.

19684101148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125133 (or 125131 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 43.

The spelling of 19684101148 in words is "nineteen billion, six hundred eighty-four million, one hundred one thousand, one hundred forty-eight".