2291963751937 has 8 divisors (see below), whose sum is σ = 2297374918272. Its totient is φ = 2286553018800.

The previous prime is 2291963751853. The next prime is 2291963751977. The reversal of 2291963751937 is 7391573691922.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2291963751937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2291963751977) 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, 12106387 + ... + 12294247.

It is an arithmetic number, because the mean of its divisors is an integer number (287171864784).

Almost surely, 2^{2291963751937} is an apocalyptic number.

It is an amenable number.

2291963751937 is a deficient number, since it is larger than the sum of its proper divisors (5411166335).

2291963751937 is a wasteful number, since it uses less digits than its factorization.

2291963751937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216599.

The product of its digits is 38578680, while the sum is 64.

The spelling of 2291963751937 in words is "two trillion, two hundred ninety-one billion, nine hundred sixty-three million, seven hundred fifty-one thousand, nine hundred thirty-seven".