10919622458 has 4 divisors (see below), whose sum is σ = 16379433690. Its totient is φ = 5459811228.

The previous prime is 10919622457. The next prime is 10919622463. The reversal of 10919622458 is 85422691901.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9317461729 + 1602160729 = 96527^2 + 40027^2 .

It is not an unprimeable number, because it can be changed into a prime (10919622457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2729905613 + ... + 2729905616.

Almost surely, 2^10919622458 is an apocalyptic number.

10919622458 is a deficient number, since it is larger than the sum of its proper divisors (5459811232).

10919622458 is an equidigital number, since it uses as much as digits as its factorization.

10919622458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5459811231.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 10919622458 in words is "ten billion, nine hundred nineteen million, six hundred twenty-two thousand, four hundred fifty-eight".