55621232060171 has 8 divisors (see below), whose sum is σ = 55649311032384. Its totient is φ = 55593154389760.

The previous prime is 55621232060129. The next prime is 55621232060231. The reversal of 55621232060171 is 17106023212655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55621232060171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55621232060101) 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, 91692461 + ... + 92297073.

It is an arithmetic number, because the mean of its divisors is an integer number (6956163879048).

Almost surely, 2^{55621232060171} is an apocalyptic number.

55621232060171 is a deficient number, since it is larger than the sum of its proper divisors (28078972213).

55621232060171 is a wasteful number, since it uses less digits than its factorization.

55621232060171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650901.

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 55621232060171 in words is "fifty-five trillion, six hundred twenty-one billion, two hundred thirty-two million, sixty thousand, one hundred seventy-one".