11994007853655 has 24 divisors (see below), whose sum is σ = 21883803804720. Its totient is φ = 6060130283520.

The previous prime is 11994007853623. The next prime is 11994007853657. The reversal of 11994007853655 is 55635870049911.

11994007853655 is a `hidden beast` number, since 1 + 1 + 9 + 9 + 40 + 0 + 7 + 8 + 536 + 55 = 666.

It is not a de Polignac number, because 11994007853655 - 2⁵ = 11994007853623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11994007853592 and 11994007853601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11994007853657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7014038826 + ... + 7014040535.

It is an arithmetic number, because the mean of its divisors is an integer number (911825158530).

Almost surely, 2^{11994007853655} is an apocalyptic number.

11994007853655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11994007853655 is a deficient number, since it is larger than the sum of its proper divisors (9889795951065).

11994007853655 is a wasteful number, since it uses less digits than its factorization.

11994007853655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14028079391 (or 14028079388 counting only the distinct ones).

The product of its (nonzero) digits is 40824000, while the sum is 63.

The spelling of 11994007853655 in words is "eleven trillion, nine hundred ninety-four billion, seven million, eight hundred fifty-three thousand, six hundred fifty-five".