55617155165237 has 8 divisors (see below), whose sum is σ = 59767689134016. Its totient is φ = 51564280819392.

The previous prime is 55617155165191. The next prime is 55617155165267. The reversal of 55617155165237 is 73256155171655.

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

It is not a de Polignac number, because 55617155165237 - 2⁴⁴ = 38024969120821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55617155165267) 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, 24414904553 + ... + 24414906830.

It is an arithmetic number, because the mean of its divisors is an integer number (7470961141752).

Almost surely, 2^{55617155165237} is an apocalyptic number.

It is an amenable number.

55617155165237 is a deficient number, since it is larger than the sum of its proper divisors (4150533968779).

55617155165237 is a wasteful number, since it uses less digits than its factorization.

55617155165237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48829811467.

The product of its digits is 33075000, while the sum is 59.

The spelling of 55617155165237 in words is "fifty-five trillion, six hundred seventeen billion, one hundred fifty-five million, one hundred sixty-five thousand, two hundred thirty-seven".