11270983261564 has 24 divisors (see below), whose sum is σ = 21241646456688. Its totient is φ = 5201948682240.

The previous prime is 11270983261553. The next prime is 11270983261589. The reversal of 11270983261564 is 46516238907211.

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, 5833404 + ... + 7521340.

It is an arithmetic number, because the mean of its divisors is an integer number (885068602362).

It is a 1-persistent number, because it is pandigital, but 2⋅11270983261564 = 22541966523128 is not.

Almost surely, 2^{11270983261564} is an apocalyptic number.

It is an amenable number.

11270983261564 is a deficient number, since it is larger than the sum of its proper divisors (9970663195124).

11270983261564 is a wasteful number, since it uses less digits than its factorization.

11270983261564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816365 (or 1816363 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 11270983261564 in words is "eleven trillion, two hundred seventy billion, nine hundred eighty-three million, two hundred sixty-one thousand, five hundred sixty-four".