6126361728 has 64 divisors (see below), whose sum is σ = 16713001920. Its totient is φ = 1986923520.

The previous prime is 6126361727. The next prime is 6126361739. The reversal of 6126361728 is 8271636216.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 6126361728.

It is not an unprimeable number, because it can be changed into a prime (6126361727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201388 + ... + 229803.

It is an arithmetic number, because the mean of its divisors is an integer number (261140655).

Almost surely, 2^6126361728 is an apocalyptic number.

It is an amenable number.

6126361728 is an abundant number, since it is smaller than the sum of its proper divisors (10586640192).

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

6126361728 is a wasteful number, since it uses less digits than its factorization.

6126361728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431245 (or 431233 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 6126361728 is about 78271.0784900783. The cubic root of 6126361728 is about 1829.7884362309.

The spelling of 6126361728 in words is "six billion, one hundred twenty-six million, three hundred sixty-one thousand, seven hundred twenty-eight".