19299116148 has 24 divisors (see below), whose sum is σ = 48495215328. Its totient is φ = 5938189536.

The previous prime is 19299116147. The next prime is 19299116149. The reversal of 19299116148 is 84161199291.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (19299116147) and next prime (19299116149).

It is a self number, because there is not a number n which added to its sum of digits gives 19299116148.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19299116143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61855986 + ... + 61856297.

It is an arithmetic number, because the mean of its divisors is an integer number (2020633972).

Almost surely, 2^19299116148 is an apocalyptic number.

It is an amenable number.

19299116148 is an abundant number, since it is smaller than the sum of its proper divisors (29196099180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19299116148 is a wasteful number, since it uses less digits than its factorization.

19299116148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123712303 (or 123712301 counting only the distinct ones).

The product of its digits is 279936, while the sum is 51.

The spelling of 19299116148 in words is "nineteen billion, two hundred ninety-nine million, one hundred sixteen thousand, one hundred forty-eight".