55651550616 has 48 divisors (see below), whose sum is σ = 150789015000. Its totient is φ = 18542385792.

The previous prime is 55651550611. The next prime is 55651550699. The reversal of 55651550616 is 61605515655.

55651550616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55651550611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2866 + ... + 333633.

Almost surely, 2^55651550616 is an apocalyptic number.

It is an amenable number.

55651550616 is an abundant number, since it is smaller than the sum of its proper divisors (95137464384).

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

55651550616 is a wasteful number, since it uses less digits than its factorization.

55651550616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338808 (or 338801 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 45.

The spelling of 55651550616 in words is "fifty-five billion, six hundred fifty-one million, five hundred fifty thousand, six hundred sixteen".