10219518964 has 6 divisors (see below), whose sum is σ = 17884158194. Its totient is φ = 5109759480.

The previous prime is 10219518949. The next prime is 10219518971. The reversal of 10219518964 is 46981591201.

It is a happy number.

10219518964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10169108964 + 50410000 = 100842^2 + 7100^2 .

It is a congruent number.

It is an unprimeable number.

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, 1277439867 + ... + 1277439874.

Almost surely, 2^10219518964 is an apocalyptic number.

It is an amenable number.

10219518964 is a deficient number, since it is larger than the sum of its proper divisors (7664639230).

10219518964 is a wasteful number, since it uses less digits than its factorization.

10219518964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554879745 (or 2554879743 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 46.

The spelling of 10219518964 in words is "ten billion, two hundred nineteen million, five hundred eighteen thousand, nine hundred sixty-four".