19252553044 has 24 divisors (see below), whose sum is σ = 33817968128. Its totient is φ = 9590343840.

The previous prime is 19252553041. The next prime is 19252553051. The reversal of 19252553044 is 44035525291.

It is a junction number, because it is equal to n+sod(n) for n = 19252552988 and 19252553006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19252553041) 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 7 ways as a sum of consecutive naturals, for example, 1216309 + ... + 1232035.

Almost surely, 2^19252553044 is an apocalyptic number.

It is an amenable number.

19252553044 is a deficient number, since it is larger than the sum of its proper divisors (14565415084).

19252553044 is a wasteful number, since it uses less digits than its factorization.

19252553044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16855 (or 16853 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 19252553044 in words is "nineteen billion, two hundred fifty-two million, five hundred fifty-three thousand, forty-four".