6129409572 has 72 divisors (see below), whose sum is σ = 18202504320. Its totient is φ = 1714518720.

The previous prime is 6129409567. The next prime is 6129409589. The reversal of 6129409572 is 2759049216.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 590172 + ... + 600467.

It is an arithmetic number, because the mean of its divisors is an integer number (252812560).

Almost surely, 2^6129409572 is an apocalyptic number.

It is an amenable number.

6129409572 is an abundant number, since it is smaller than the sum of its proper divisors (12073094748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6129409572 is a wasteful number, since it uses less digits than its factorization.

6129409572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190673 (or 1190668 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 6129409572 is about 78290.5458660240. The cubic root of 6129409572 is about 1830.0918237540.

The spelling of 6129409572 in words is "six billion, one hundred twenty-nine million, four hundred nine thousand, five hundred seventy-two".