19475013603 has 16 divisors (see below), whose sum is σ = 26679672320. Its totient is φ = 12627143136.

The previous prime is 19475013479. The next prime is 19475013637. The reversal of 19475013603 is 30631057491.

It is not a de Polignac number, because 19475013603 - 2¹⁴ = 19474997219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (19475013203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238278 + ... + 309396.

It is an arithmetic number, because the mean of its divisors is an integer number (1667479520).

Almost surely, 2^19475013603 is an apocalyptic number.

19475013603 is a deficient number, since it is larger than the sum of its proper divisors (7204658717).

19475013603 is a wasteful number, since it uses less digits than its factorization.

19475013603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73626.

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 19475013603 in words is "nineteen billion, four hundred seventy-five million, thirteen thousand, six hundred three".