1089672878715 has 16 divisors (see below), whose sum is σ = 1772058191136. Its totient is φ = 571631673600.

The previous prime is 1089672878681. The next prime is 1089672878729. The reversal of 1089672878715 is 5178782769801.

It is a happy number.

It is not a de Polignac number, because 1089672878715 - 2¹³ = 1089672870523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1089672878715.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595448746 + ... + 595450575.

It is an arithmetic number, because the mean of its divisors is an integer number (110753636946).

Almost surely, 2^{1089672878715} is an apocalyptic number.

1089672878715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1089672878715 is a deficient number, since it is larger than the sum of its proper divisors (682385312421).

1089672878715 is a wasteful number, since it uses less digits than its factorization.

1089672878715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190899390.

The product of its (nonzero) digits is 94832640, while the sum is 69.

The spelling of 1089672878715 in words is "one trillion, eighty-nine billion, six hundred seventy-two million, eight hundred seventy-eight thousand, seven hundred fifteen".