55650646242 has 32 divisors (see below), whose sum is σ = 130942699200. Its totient is φ = 17459025984.

The previous prime is 55650646231. The next prime is 55650646243. The reversal of 55650646242 is 24264605655.

55650646242 is a `hidden beast` number, since 5 + 565 + 0 + 6 + 46 + 2 + 42 = 666.

55650646242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55650646243) 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, 30309892 + ... + 30311727.

It is an arithmetic number, because the mean of its divisors is an integer number (4091959350).

Almost surely, 2^55650646242 is an apocalyptic number.

55650646242 is an abundant number, since it is smaller than the sum of its proper divisors (75292052958).

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

55650646242 is a wasteful number, since it uses less digits than its factorization.

55650646242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60621647 (or 60621641 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 55650646242 in words is "fifty-five billion, six hundred fifty million, six hundred forty-six thousand, two hundred forty-two".