19482968100 has 36 divisors (see below), whose sum is σ = 56370721904. Its totient is φ = 5195458080.

The previous prime is 19482968093. The next prime is 19482968117. The reversal of 19482968100 is 186928491.

It is a super-2 number, since 2×19482968100² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19482968100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32471314 + ... + 32471913.

Almost surely, 2^19482968100 is an apocalyptic number.

19482968100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19482968100 is an abundant number, since it is smaller than the sum of its proper divisors (36887753804).

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

19482968100 is a wasteful number, since it uses less digits than its factorization.

19482968100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64943244 (or 64943237 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 48.

The spelling of 19482968100 in words is "nineteen billion, four hundred eighty-two million, nine hundred sixty-eight thousand, one hundred".