55601165570500 has 48 divisors (see below), whose sum is σ = 132472304310528. Its totient is φ = 20218605660000.

The previous prime is 55601165570417. The next prime is 55601165570569. The reversal of 55601165570500 is 507556110655.

It is a super-2 number, since 2×55601165570500² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5054645916 + ... + 5054656915.

It is an arithmetic number, because the mean of its divisors is an integer number (2759839673136).

Almost surely, 2^{55601165570500} is an apocalyptic number.

55601165570500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55601165570500 is an abundant number, since it is smaller than the sum of its proper divisors (76871138740028).

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

55601165570500 is a wasteful number, since it uses less digits than its factorization.

55601165570500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10109302861 (or 10109302849 counting only the distinct ones).

The product of its (nonzero) digits is 787500, while the sum is 46.

The spelling of 55601165570500 in words is "fifty-five trillion, six hundred one billion, one hundred sixty-five million, five hundred seventy thousand, five hundred".