4089161493 has 12 divisors (see below), whose sum is σ = 5907309408. Its totient is φ = 2725764840.

The previous prime is 4089161477. The next prime is 4089161507. The reversal of 4089161493 is 3941619804.

4089161493 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4089161493 - 2⁴ = 4089161477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089161473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62128 + ... + 109718.

It is an arithmetic number, because the mean of its divisors is an integer number (492275784).

Almost surely, 2^4089161493 is an apocalyptic number.

It is an amenable number.

4089161493 is a deficient number, since it is larger than the sum of its proper divisors (1818147915).

4089161493 is a wasteful number, since it uses less digits than its factorization.

4089161493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57144 (or 57141 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 4089161493 is about 63946.5518460534. The cubic root of 4089161493 is about 1599.1090733992.

The spelling of 4089161493 in words is "four billion, eighty-nine million, one hundred sixty-one thousand, four hundred ninety-three".