10854745491 has 8 divisors (see below), whose sum is σ = 14473676800. Its totient is φ = 7236155592.

The previous prime is 10854745487. The next prime is 10854745493. The reversal of 10854745491 is 19454745801.

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

It is not a de Polignac number, because 10854745491 - 2² = 10854745487 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10854745491.

It is not an unprimeable number, because it can be changed into a prime (10854745493) 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, 1446 + ... + 147348.

It is an arithmetic number, because the mean of its divisors is an integer number (1809209600).

Almost surely, 2^10854745491 is an apocalyptic number.

10854745491 is a deficient number, since it is larger than the sum of its proper divisors (3618931309).

10854745491 is a wasteful number, since it uses less digits than its factorization.

10854745491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170705.

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 10854745491 in words is "ten billion, eight hundred fifty-four million, seven hundred forty-five thousand, four hundred ninety-one".