11036687623 has 16 divisors (see below), whose sum is σ = 12891777696. Its totient is φ = 9354562560.

The previous prime is 11036687603. The next prime is 11036687639. The reversal of 11036687623 is 32678663011.

It is a cyclic number.

It is not a de Polignac number, because 11036687623 - 2¹⁷ = 11036556551 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 11036687623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11036687603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599961 + ... + 618082.

It is an arithmetic number, because the mean of its divisors is an integer number (805736106).

Almost surely, 2^11036687623 is an apocalyptic number.

11036687623 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11036687623 is a deficient number, since it is larger than the sum of its proper divisors (1855090073).

11036687623 is a wasteful number, since it uses less digits than its factorization.

11036687623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218114.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 11036687623 in words is "eleven billion, thirty-six million, six hundred eighty-seven thousand, six hundred twenty-three".