55601077750 has 16 divisors (see below), whose sum is σ = 104085218016. Its totient is φ = 22240431000.

The previous prime is 55601077733. The next prime is 55601077757. The reversal of 55601077750 is 5777010655.

It is a junction number, because it is equal to n+sod(n) for n = 55601077697 and 55601077706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55601077757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111201906 + ... + 111202405.

It is an arithmetic number, because the mean of its divisors is an integer number (6505326126).

Almost surely, 2^55601077750 is an apocalyptic number.

55601077750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55601077750 is a deficient number, since it is larger than the sum of its proper divisors (48484140266).

55601077750 is a wasteful number, since it uses less digits than its factorization.

55601077750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222404328 (or 222404318 counting only the distinct ones).

The product of its (nonzero) digits is 257250, while the sum is 43.

The spelling of 55601077750 in words is "fifty-five billion, six hundred one million, seventy-seven thousand, seven hundred fifty".