19573032961 has 8 divisors (see below), whose sum is σ = 19707408000. Its totient is φ = 19439106000.

The previous prime is 19573032937. The next prime is 19573032971. The reversal of 19573032961 is 16923037591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 19573032961 - 2¹⁹ = 19572508673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19573032971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24121 + ... + 199318.

It is an arithmetic number, because the mean of its divisors is an integer number (2463426000).

Almost surely, 2^19573032961 is an apocalyptic number.

It is an amenable number.

19573032961 is a deficient number, since it is larger than the sum of its proper divisors (134375039).

19573032961 is a wasteful number, since it uses less digits than its factorization.

19573032961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224039.

The product of its (nonzero) digits is 306180, while the sum is 46.

The spelling of 19573032961 in words is "nineteen billion, five hundred seventy-three million, thirty-two thousand, nine hundred sixty-one".