19845260295 has 32 divisors (see below), whose sum is σ = 36293806080. Its totient is φ = 9070786560.

The previous prime is 19845260273. The next prime is 19845260321. The reversal of 19845260295 is 59206254891.

It is not a de Polignac number, because 19845260295 - 2⁶ = 19845260231 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1248850 + ... + 1264640.

It is an arithmetic number, because the mean of its divisors is an integer number (1134181440).

Almost surely, 2^19845260295 is an apocalyptic number.

19845260295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

19845260295 is a deficient number, since it is larger than the sum of its proper divisors (16448545785).

19845260295 is a wasteful number, since it uses less digits than its factorization.

19845260295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27775.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 19845260295 in words is "nineteen billion, eight hundred forty-five million, two hundred sixty thousand, two hundred ninety-five".