6121751632 has 20 divisors (see below), whose sum is σ = 11862305620. Its totient is φ = 3060511488.

The previous prime is 6121751627. The next prime is 6121751687. The reversal of 6121751632 is 2361571216.

It can be written as a sum of positive squares in 2 ways, for example, as 337236496 + 5784515136 = 18364^2 + 76056^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160594 + ... + 195022.

It is an arithmetic number, because the mean of its divisors is an integer number (593115281).

Almost surely, 2^6121751632 is an apocalyptic number.

It is an amenable number.

6121751632 is a deficient number, since it is larger than the sum of its proper divisors (5740553988).

6121751632 is a wasteful number, since it uses less digits than its factorization.

6121751632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45550 (or 45544 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 6121751632 is about 78241.6233982910. The cubic root of 6121751632 is about 1829.3293482480.

The spelling of 6121751632 in words is "six billion, one hundred twenty-one million, seven hundred fifty-one thousand, six hundred thirty-two".