6120666757 has 8 divisors (see below), whose sum is σ = 6530179392. Its totient is φ = 5716651200.

The previous prime is 6120666731. The next prime is 6120666763. The reversal of 6120666757 is 7576660216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-6120666757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6120666157) 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, 1371969 + ... + 1376422.

It is an arithmetic number, because the mean of its divisors is an integer number (816272424).

Almost surely, 2^6120666757 is an apocalyptic number.

It is an amenable number.

6120666757 is a deficient number, since it is larger than the sum of its proper divisors (409512635).

6120666757 is a wasteful number, since it uses less digits than its factorization.

6120666757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748539.

The product of its (nonzero) digits is 635040, while the sum is 46.

The square root of 6120666757 is about 78234.6902403275. The cubic root of 6120666757 is about 1829.2212794554.

The spelling of 6120666757 in words is "six billion, one hundred twenty million, six hundred sixty-six thousand, seven hundred fifty-seven".