19014496148 has 6 divisors (see below), whose sum is σ = 33275368266. Its totient is φ = 9507248072.

The previous prime is 19014496147. The next prime is 19014496201. The reversal of 19014496148 is 84169441091.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18566242564 + 448253584 = 136258^2 + 21172^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19014496147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2376812015 + ... + 2376812022.

It is an arithmetic number, because the mean of its divisors is an integer number (5545894711).

Almost surely, 2^19014496148 is an apocalyptic number.

It is an amenable number.

19014496148 is a deficient number, since it is larger than the sum of its proper divisors (14260872118).

19014496148 is a wasteful number, since it uses less digits than its factorization.

19014496148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4753624041 (or 4753624039 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 47.

The spelling of 19014496148 in words is "nineteen billion, fourteen million, four hundred ninety-six thousand, one hundred forty-eight".