19164763048 has 8 divisors (see below), whose sum is σ = 35933930730. Its totient is φ = 9582381520.

The previous prime is 19164763043. The next prime is 19164763067. The reversal of 19164763048 is 84036746191.

It can be written as a sum of positive squares in only one way, i.e., 12503265124 + 6661497924 = 111818^2 + 81618^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 19164762992 and 19164763010.

It is not an unprimeable number, because it can be changed into a prime (19164763043) 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 as a sum of consecutive naturals, namely, 1197797683 + ... + 1197797698.

Almost surely, 2^19164763048 is an apocalyptic number.

It is an amenable number.

19164763048 is a deficient number, since it is larger than the sum of its proper divisors (16769167682).

19164763048 is a wasteful number, since it uses less digits than its factorization.

19164763048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395595387 (or 2395595383 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 19164763048 in words is "nineteen billion, one hundred sixty-four million, seven hundred sixty-three thousand, forty-eight".