5408691983 has 16 divisors (see below), whose sum is σ = 5742759936. Its totient is φ = 5083404480.

The previous prime is 5408691979. The next prime is 5408692007. The reversal of 5408691983 is 3891968045.

It is a cyclic number.

It is not a de Polignac number, because 5408691983 - 2² = 5408691979 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5408691973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449066 + ... + 460952.

It is an arithmetic number, because the mean of its divisors is an integer number (358922496).

Almost surely, 2^5408691983 is an apocalyptic number.

5408691983 is a deficient number, since it is larger than the sum of its proper divisors (334067953).

5408691983 is a wasteful number, since it uses less digits than its factorization.

5408691983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12254.

The product of its (nonzero) digits is 1866240, while the sum is 53.

The square root of 5408691983 is about 73543.8099570589. The cubic root of 5408691983 is about 1755.3514536003.

The spelling of 5408691983 in words is "five billion, four hundred eight million, six hundred ninety-one thousand, nine hundred eighty-three".