2119696644 has 24 divisors (see below), whose sum is σ = 5326417600. Its totient is φ = 652214304.

The previous prime is 2119696613. The next prime is 2119696651. The reversal of 2119696644 is 4466969112.

It is a super-2 number, since 2×2119696644² = 8986227725169725472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2119696593 and 2119696602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6793744 + ... + 6794055.

Almost surely, 2^2119696644 is an apocalyptic number.

It is an amenable number.

2119696644 is an abundant number, since it is smaller than the sum of its proper divisors (3206720956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2119696644 is a wasteful number, since it uses less digits than its factorization.

2119696644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13587819 (or 13587817 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 2119696644 is about 46040.1633793800. The cubic root of 2119696644 is about 1284.5703810913.

The spelling of 2119696644 in words is "two billion, one hundred nineteen million, six hundred ninety-six thousand, six hundred forty-four".