6965733989991 has 8 divisors (see below), whose sum is σ = 10614451794304. Its totient is φ = 3980419422840.

The previous prime is 6965733989983. The next prime is 6965733989993. The reversal of 6965733989991 is 1999893375696.

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

It is not a de Polignac number, because 6965733989991 - 2³ = 6965733989983 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 (6965733989993) 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, 165850809265 + ... + 165850809306.

It is an arithmetic number, because the mean of its divisors is an integer number (1326806474288).

Almost surely, 2^{6965733989991} is an apocalyptic number.

6965733989991 is a deficient number, since it is larger than the sum of its proper divisors (3648717804313).

6965733989991 is a wasteful number, since it uses less digits than its factorization.

6965733989991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331701618581.

The product of its digits is 5356925280, while the sum is 84.

The spelling of 6965733989991 in words is "six trillion, nine hundred sixty-five billion, seven hundred thirty-three million, nine hundred eighty-nine thousand, nine hundred ninety-one".