19460020011 has 32 divisors (see below), whose sum is σ = 27175120896. Its totient is φ = 12372480000.

The previous prime is 19460019983. The next prime is 19460020043. The reversal of 19460020011 is 11002006491.

It is not a de Polignac number, because 19460020011 - 2⁶ = 19460019947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19460020051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2169586 + ... + 2178536.

It is an arithmetic number, because the mean of its divisors is an integer number (849222528).

Almost surely, 2^19460020011 is an apocalyptic number.

19460020011 is a deficient number, since it is larger than the sum of its proper divisors (7715100885).

19460020011 is a wasteful number, since it uses less digits than its factorization.

19460020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9323.

The product of its (nonzero) digits is 432, while the sum is 24.

The spelling of 19460020011 in words is "nineteen billion, four hundred sixty million, twenty thousand, eleven".