6129189660 has 144 divisors (see below), whose sum is σ = 18992042496. Its totient is φ = 1475760000.

The previous prime is 6129189653. The next prime is 6129189691. The reversal of 6129189660 is 669819216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1093465 + ... + 1099055.

It is an arithmetic number, because the mean of its divisors is an integer number (131889184).

Almost surely, 2^6129189660 is an apocalyptic number.

6129189660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6129189660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9496021248).

6129189660 is an abundant number, since it is smaller than the sum of its proper divisors (12862852836).

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

6129189660 is a wasteful number, since it uses less digits than its factorization.

6129189660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5776 (or 5763 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 48.

The square root of 6129189660 is about 78289.1413926606. The cubic root of 6129189660 is about 1830.0699367103.

The spelling of 6129189660 in words is "six billion, one hundred twenty-nine million, one hundred eighty-nine thousand, six hundred sixty".