1089260513669 has 8 divisors (see below), whose sum is σ = 1110143748480. Its totient is φ = 1068513326496.

The previous prime is 1089260513659. The next prime is 1089260513683. The reversal of 1089260513669 is 9663150629801.

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-1089260513669 is a prime.

It is a super-2 number, since 2×1089260513669² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089260513629) 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, 33995744 + ... + 34027769.

It is an arithmetic number, because the mean of its divisors is an integer number (138767968560).

Almost surely, 2^{1089260513669} is an apocalyptic number.

It is an amenable number.

1089260513669 is a deficient number, since it is larger than the sum of its proper divisors (20883234811).

1089260513669 is an equidigital number, since it uses as much as digits as its factorization.

1089260513669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68023819.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The spelling of 1089260513669 in words is "one trillion, eighty-nine billion, two hundred sixty million, five hundred thirteen thousand, six hundred sixty-nine".