10921945267 has 8 divisors (see below), whose sum is σ = 11170345824. Its totient is φ = 10675112448.

The previous prime is 10921945241. The next prime is 10921945277. The reversal of 10921945267 is 76254912901.

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

It is not a de Polignac number, because 10921945267 - 2²⁷ = 10787727539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10921945207) 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, 377838 + ... + 405715.

It is an arithmetic number, because the mean of its divisors is an integer number (1396293228).

Almost surely, 2^10921945267 is an apocalyptic number.

10921945267 is a deficient number, since it is larger than the sum of its proper divisors (248400557).

10921945267 is an equidigital number, since it uses as much as digits as its factorization.

10921945267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783869.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 10921945267 in words is "ten billion, nine hundred twenty-one million, nine hundred forty-five thousand, two hundred sixty-seven".