5694651919 has 24 divisors (see below), whose sum is σ = 6471843840. Its totient is φ = 5001810000.

The previous prime is 5694651913. The next prime is 5694651931. The reversal of 5694651919 is 9191564965.

It is a happy number.

It is not a de Polignac number, because 5694651919 - 2⁹ = 5694651407 is a prime.

It is a super-2 number, since 2×5694651919² = 64858120957140765122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5694651919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5694651913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4316742 + ... + 4318060.

It is an arithmetic number, because the mean of its divisors is an integer number (269660160).

Almost surely, 2^5694651919 is an apocalyptic number.

5694651919 is a deficient number, since it is larger than the sum of its proper divisors (777191921).

5694651919 is a wasteful number, since it uses less digits than its factorization.

5694651919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523 (or 2512 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 55.

The square root of 5694651919 is about 75462.9175091979. The cubic root of 5694651919 is about 1785.7571367140.

The spelling of 5694651919 in words is "five billion, six hundred ninety-four million, six hundred fifty-one thousand, nine hundred nineteen".