55160166151501 has 4 divisors (see below), whose sum is σ = 55193215983100. Its totient is φ = 55127116319904.

The previous prime is 55160166151483. The next prime is 55160166151529. The reversal of 55160166151501 is 10515166106155.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34644466262025 + 20515699889476 = 5885955^2 + 4529426^2 .

It is a cyclic number.

It is not a de Polignac number, because 55160166151501 - 2¹¹ = 55160166149453 is a prime.

It is a super-2 number, since 2×55160166151501² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55160166151591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16524913296 + ... + 16524916633.

It is an arithmetic number, because the mean of its divisors is an integer number (13798303995775).

Almost surely, 2^{55160166151501} is an apocalyptic number.

It is an amenable number.

55160166151501 is a deficient number, since it is larger than the sum of its proper divisors (33049831599).

55160166151501 is a wasteful number, since it uses less digits than its factorization.

55160166151501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33049831598.

The product of its (nonzero) digits is 135000, while the sum is 43.

The spelling of 55160166151501 in words is "fifty-five trillion, one hundred sixty billion, one hundred sixty-six million, one hundred fifty-one thousand, five hundred one".