11655506556654 has 16 divisors (see below), whose sum is σ = 23315524693248. Its totient is φ = 3884416922232.

The previous prime is 11655506556619. The next prime is 11655506556691. The reversal of 11655506556654 is 45665560555611.

It is a Curzon number.

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, 187948912 + ... + 188010915.

It is an arithmetic number, because the mean of its divisors is an integer number (1457220293328).

Almost surely, 2^{11655506556654} is an apocalyptic number.

11655506556654 is an abundant number, since it is smaller than the sum of its proper divisors (11660018136594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11655506556654 is a wasteful number, since it uses less digits than its factorization.

11655506556654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375964999.

The product of its (nonzero) digits is 81000000, while the sum is 60.

The spelling of 11655506556654 in words is "eleven trillion, six hundred fifty-five billion, five hundred six million, five hundred fifty-six thousand, six hundred fifty-four".