19423461925 has 24 divisors (see below), whose sum is σ = 27533362752. Its totient is φ = 13315296000.

The previous prime is 19423461923. The next prime is 19423461971. The reversal of 19423461925 is 52916432491.

It is not a de Polignac number, because 19423461925 - 2¹ = 19423461923 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19423461923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 729090 + ... + 755260.

It is an arithmetic number, because the mean of its divisors is an integer number (1147223448).

Almost surely, 2^19423461925 is an apocalyptic number.

It is an amenable number.

19423461925 is a deficient number, since it is larger than the sum of its proper divisors (8109900827).

19423461925 is a wasteful number, since it uses less digits than its factorization.

19423461925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30429 (or 30424 counting only the distinct ones).

The product of its digits is 466560, while the sum is 46.

The spelling of 19423461925 in words is "nineteen billion, four hundred twenty-three million, four hundred sixty-one thousand, nine hundred twenty-five".