5691443902 has 16 divisors (see below), whose sum is σ = 8705111472. Its totient is φ = 2789824960.

The previous prime is 5691443893. The next prime is 5691443903. The reversal of 5691443902 is 2093441965.

It is a super-2 number, since 2×5691443902² = 64785067379225971208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5691443903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118002 + ... + 159082.

It is an arithmetic number, because the mean of its divisors is an integer number (544069467).

Almost surely, 2^5691443902 is an apocalyptic number.

5691443902 is a deficient number, since it is larger than the sum of its proper divisors (3013667570).

5691443902 is a wasteful number, since it uses less digits than its factorization.

5691443902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42443.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 5691443902 is about 75441.6589292680. The cubic root of 5691443902 is about 1785.4217451097.

The spelling of 5691443902 in words is "five billion, six hundred ninety-one million, four hundred forty-three thousand, nine hundred two".