6129756130 has 16 divisors (see below), whose sum is σ = 11682594360. Its totient is φ = 2307672832.

The previous prime is 6129756119. The next prime is 6129756131. The reversal of 6129756130 is 316579216.

It can be written as a sum of positive squares in 4 ways, for example, as 5936240209 + 193515921 = 77047^2 + 13911^2 .

It is not an unprimeable number, because it can be changed into a prime (6129756131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18028525 + ... + 18028864.

Almost surely, 2^6129756130 is an apocalyptic number.

6129756130 is a deficient number, since it is larger than the sum of its proper divisors (5552838230).

6129756130 is a wasteful number, since it uses less digits than its factorization.

6129756130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36057413.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 6129756130 is about 78292.7591160255. The cubic root of 6129756130 is about 1830.1263143523.

The spelling of 6129756130 in words is "six billion, one hundred twenty-nine million, seven hundred fifty-six thousand, one hundred thirty".