6129734240 has 48 divisors (see below), whose sum is σ = 16550285472. Its totient is φ = 2101622784.

The previous prime is 6129734231. The next prime is 6129734269. The reversal of 6129734240 is 424379216.

It is a junction number, because it is equal to n+sod(n) for n = 6129734194 and 6129734203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2735369 + ... + 2737608.

It is an arithmetic number, because the mean of its divisors is an integer number (344797614).

Almost surely, 2^6129734240 is an apocalyptic number.

It is an amenable number.

6129734240 is an abundant number, since it is smaller than the sum of its proper divisors (10420551232).

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

6129734240 is a wasteful number, since it uses less digits than its factorization.

6129734240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472999 (or 5472991 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 6129734240 is about 78292.6193200866. The cubic root of 6129734240 is about 1830.1241358256.

The spelling of 6129734240 in words is "six billion, one hundred twenty-nine million, seven hundred thirty-four thousand, two hundred forty".