55650610550 has 24 divisors (see below), whose sum is σ = 103749229416. Its totient is φ = 22208826240.

The previous prime is 55650610447. The next prime is 55650610553. The reversal of 55650610550 is 5501605655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55650610553) 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, 1263584 + ... + 1306883.

It is an arithmetic number, because the mean of its divisors is an integer number (4322884559).

Almost surely, 2^55650610550 is an apocalyptic number.

55650610550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55650610550 is a deficient number, since it is larger than the sum of its proper divisors (48098618866).

55650610550 is a wasteful number, since it uses less digits than its factorization.

55650610550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570912 (or 2570907 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 55650610550 in words is "fifty-five billion, six hundred fifty million, six hundred ten thousand, five hundred fifty".