55601056100 has 36 divisors (see below), whose sum is σ = 120668620464. Its totient is φ = 22237781280.

The previous prime is 55601056099. The next prime is 55601056109. The reversal of 55601056100 is 165010655.

It is not an unprimeable number, because it can be changed into a prime (55601056109) 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, 962639 + ... + 1018761.

It is an arithmetic number, because the mean of its divisors is an integer number (3351906124).

Almost surely, 2^55601056100 is an apocalyptic number.

55601056100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55601056100 is an abundant number, since it is smaller than the sum of its proper divisors (65067564364).

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

55601056100 is a wasteful number, since it uses less digits than its factorization.

55601056100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66044 (or 66037 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

Adding to 55601056100 its reverse (165010655), we get a palindrome (55766066755).

The spelling of 55601056100 in words is "fifty-five billion, six hundred one million, fifty-six thousand, one hundred".