19252425291 has 16 divisors (see below), whose sum is σ = 28031329920. Its totient is φ = 11656552320.

The previous prime is 19252425239. The next prime is 19252425293.

19252425291 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 19252425291 - 2¹¹ = 19252423243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19252425293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255805 + ... + 322398.

It is an arithmetic number, because the mean of its divisors is an integer number (1751958120).

Almost surely, 2^19252425291 is an apocalyptic number.

19252425291 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

19252425291 is a deficient number, since it is larger than the sum of its proper divisors (8778904629).

19252425291 is a wasteful number, since it uses less digits than its factorization.

19252425291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579226.

The product of its digits is 129600, while the sum is 42.

The spelling of 19252425291 in words is "nineteen billion, two hundred fifty-two million, four hundred twenty-five thousand, two hundred ninety-one".