19094974401 has 16 divisors (see below), whose sum is σ = 25541720064. Its totient is φ = 12689140944.

The previous prime is 19094974361. The next prime is 19094974421. The reversal of 19094974401 is 10447949091.

It is not a de Polignac number, because 19094974401 - 2¹⁴ = 19094958017 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (19094974421) 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, 3986530 + ... + 3991316.

It is an arithmetic number, because the mean of its divisors is an integer number (1596357504).

Almost surely, 2^19094974401 is an apocalyptic number.

It is an amenable number.

19094974401 is a deficient number, since it is larger than the sum of its proper divisors (6446745663).

19094974401 is a wasteful number, since it uses less digits than its factorization.

19094974401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8780.

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 19094974401 in words is "nineteen billion, ninety-four million, nine hundred seventy-four thousand, four hundred one".