19114467613 has 4 divisors (see below), whose sum is σ = 19264975360. Its totient is φ = 18963959868.

The previous prime is 19114467601. The next prime is 19114467643. The reversal of 19114467613 is 31676441191.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 19114467613 - 2³³ = 10524533021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 19114467613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19114467643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75253683 + ... + 75253936.

It is an arithmetic number, because the mean of its divisors is an integer number (4816243840).

Almost surely, 2^19114467613 is an apocalyptic number.

It is an amenable number.

19114467613 is a deficient number, since it is larger than the sum of its proper divisors (150507747).

19114467613 is a wasteful number, since it uses less digits than its factorization.

19114467613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150507746.

The product of its digits is 108864, while the sum is 43.

The spelling of 19114467613 in words is "nineteen billion, one hundred fourteen million, four hundred sixty-seven thousand, six hundred thirteen".