6144691917 has 32 divisors (see below), whose sum is σ = 10088098048. Its totient is φ = 3239709696.

The previous prime is 6144691807. The next prime is 6144691981. The reversal of 6144691917 is 7191964416.

It is not a de Polignac number, because 6144691917 - 2¹⁶ = 6144626381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6144691517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 917493 + ... + 924165.

It is an arithmetic number, because the mean of its divisors is an integer number (315253064).

Almost surely, 2^6144691917 is an apocalyptic number.

It is an amenable number.

6144691917 is a deficient number, since it is larger than the sum of its proper divisors (3943406131).

6144691917 is a wasteful number, since it uses less digits than its factorization.

6144691917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10069.

The product of its digits is 326592, while the sum is 48.

The square root of 6144691917 is about 78388.0852999995. The cubic root of 6144691917 is about 1831.6115396056.

The spelling of 6144691917 in words is "six billion, one hundred forty-four million, six hundred ninety-one thousand, nine hundred seventeen".