55601100500 has 48 divisors (see below), whose sum is σ = 132472162368. Its totient is φ = 20218580000.

The previous prime is 55601100469. The next prime is 55601100553. The reversal of 55601100500 is 500110655.

It is a super-2 number, since 2×55601100500² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5049146 + ... + 5060145.

It is an arithmetic number, because the mean of its divisors is an integer number (2759836716).

Almost surely, 2^55601100500 is an apocalyptic number.

55601100500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55601100500 is an abundant number, since it is smaller than the sum of its proper divisors (76871061868).

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

55601100500 is a wasteful number, since it uses less digits than its factorization.

55601100500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10109321 (or 10109309 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 55601100500 in words is "fifty-five billion, six hundred one million, one hundred thousand, five hundred".