6120965645 has 8 divisors (see below), whose sum is σ = 7524309240. Its totient is φ = 4777338880.

The previous prime is 6120965629. The next prime is 6120965657. The reversal of 6120965645 is 5465690216.

It can be written as a sum of positive squares in 4 ways, for example, as 9947716 + 6111017929 = 3154^2 + 78173^2 .

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

It is not a de Polignac number, because 6120965645 - 2⁴ = 6120965629 is a prime.

It is a super-3 number, since 3×6120965645³ (a number of 30 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6120965596 and 6120965605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14928980 + ... + 14929389.

It is an arithmetic number, because the mean of its divisors is an integer number (940538655).

Almost surely, 2^6120965645 is an apocalyptic number.

It is an amenable number.

6120965645 is a deficient number, since it is larger than the sum of its proper divisors (1403343595).

6120965645 is a wasteful number, since it uses less digits than its factorization.

6120965645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29858415.

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 6120965645 is about 78236.6004182186. The cubic root of 6120965645 is about 1829.2510541740.

The spelling of 6120965645 in words is "six billion, one hundred twenty million, nine hundred sixty-five thousand, six hundred forty-five".