6121629783659 has 16 divisors (see below), whose sum is σ = 6983109346752. Its totient is φ = 5316213731328.

The previous prime is 6121629783653. The next prime is 6121629783721. The reversal of 6121629783659 is 9563879261216.

It is not a de Polignac number, because 6121629783659 - 2³⁶ = 6052910306923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6121629783595 and 6121629783604.

It is not an unprimeable number, because it can be changed into a prime (6121629783653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4980134 + ... + 6086459.

It is an arithmetic number, because the mean of its divisors is an integer number (436444334172).

Almost surely, 2^{6121629783659} is an apocalyptic number.

6121629783659 is a deficient number, since it is larger than the sum of its proper divisors (861479563093).

6121629783659 is a wasteful number, since it uses less digits than its factorization.

6121629783659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11069126.

The product of its digits is 58786560, while the sum is 65.

The spelling of 6121629783659 in words is "six trillion, one hundred twenty-one billion, six hundred twenty-nine million, seven hundred eighty-three thousand, six hundred fifty-nine".