5694660787 has 6 divisors (see below), whose sum is σ = 5852731668. Its totient is φ = 5540749704.

The previous prime is 5694660767. The next prime is 5694660809. The reversal of 5694660787 is 7870664965.

It is a happy number.

It is not a de Polignac number, because 5694660787 - 2¹⁹ = 5694136499 is a prime.

It is a super-2 number, since 2×5694660787² = 64858322957990918738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5694660767) 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 in 5 ways as a sum of consecutive naturals, for example, 2078493 + ... + 2081230.

It is an arithmetic number, because the mean of its divisors is an integer number (975455278).

Almost surely, 2^5694660787 is an apocalyptic number.

5694660787 is a deficient number, since it is larger than the sum of its proper divisors (158070881).

5694660787 is an equidigital number, since it uses as much as digits as its factorization.

5694660787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4159797 (or 4159760 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 58.

The square root of 5694660787 is about 75462.9762665110. The cubic root of 5694660787 is about 1785.7580636707.

The spelling of 5694660787 in words is "five billion, six hundred ninety-four million, six hundred sixty thousand, seven hundred eighty-seven".