19472046085 has 16 divisors (see below), whose sum is σ = 24221514240. Its totient is φ = 15009789760.

The previous prime is 19472046049. The next prime is 19472046107. The reversal of 19472046085 is 58064027491.

It is not a de Polignac number, because 19472046085 - 2²¹ = 19469948933 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65557 + ... + 207946.

It is an arithmetic number, because the mean of its divisors is an integer number (1513844640).

Almost surely, 2^19472046085 is an apocalyptic number.

It is an amenable number.

19472046085 is a deficient number, since it is larger than the sum of its proper divisors (4749468155).

19472046085 is a wasteful number, since it uses less digits than its factorization.

19472046085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274028.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 19472046085 in words is "nineteen billion, four hundred seventy-two million, forty-six thousand, eighty-five".