19796472000 has 168 divisors, whose sum is σ = 70815537312. Its totient is φ = 5279040000.

The previous prime is 19796471993. The next prime is 19796472011. The reversal of 19796472000 is 27469791.

19796472000 is a `hidden beast` number, since 1 + 97 + 96 + 472 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65476 + ... + 209475.

Almost surely, 2^19796472000 is an apocalyptic number.

19796472000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19796472000 is an abundant number, since it is smaller than the sum of its proper divisors (51019065312).

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

19796472000 is a wasteful number, since it uses less digits than its factorization.

19796472000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274984 (or 274961 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 45.

The spelling of 19796472000 in words is "nineteen billion, seven hundred ninety-six million, four hundred seventy-two thousand".