5955138729 has 6 divisors (see below), whose sum is σ = 8601867066. Its totient is φ = 3970092480.

The previous prime is 5955138677. The next prime is 5955138731. The reversal of 5955138729 is 9278315595.

5955138729 is a `hidden beast` number, since 5 + 9 + 551 + 3 + 87 + 2 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4280692329 + 1674446400 = 65427^2 + 40920^2 .

It is not a de Polignac number, because 5955138729 - 2⁸ = 5955138473 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5955138769) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 330841032 + ... + 330841049.

It is an arithmetic number, because the mean of its divisors is an integer number (1433644511).

Almost surely, 2^5955138729 is an apocalyptic number.

It is an amenable number.

5955138729 is a deficient number, since it is larger than the sum of its proper divisors (2646728337).

5955138729 is a wasteful number, since it uses less digits than its factorization.

5955138729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661682087 (or 661682084 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 54.

The square root of 5955138729 is about 77169.5453465938. The cubic root of 5955138729 is about 1812.5804619944.

The spelling of 5955138729 in words is "five billion, nine hundred fifty-five million, one hundred thirty-eight thousand, seven hundred twenty-nine".