5611577791989 has 16 divisors (see below), whose sum is σ = 8062050948224. Its totient is φ = 3451392590400.

The previous prime is 5611577791987. The next prime is 5611577791991. The reversal of 5611577791989 is 9891977751165.

It is an interprime number because it is at equal distance from previous prime (5611577791987) and next prime (5611577791991).

It is not a de Polignac number, because 5611577791989 - 2¹ = 5611577791987 is a prime.

It is a super-2 number, since 2×5611577791989² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5611577791989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5611577791987) 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, 39220402 + ... + 39363219.

It is an arithmetic number, because the mean of its divisors is an integer number (503878184264).

Almost surely, 2^{5611577791989} is an apocalyptic number.

It is an amenable number.

5611577791989 is a deficient number, since it is larger than the sum of its proper divisors (2450473156235).

5611577791989 is a wasteful number, since it uses less digits than its factorization.

5611577791989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78585468.

The product of its digits is 300056400, while the sum is 75.

The spelling of 5611577791989 in words is "five trillion, six hundred eleven billion, five hundred seventy-seven million, seven hundred ninety-one thousand, nine hundred eighty-nine".