2552552161 has 8 divisors (see below), whose sum is σ = 2579094144. Its totient is φ = 2526117360.

The previous prime is 2552552117. The next prime is 2552552209. The reversal of 2552552161 is 1612552552.

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

It is a cyclic number.

It is not a de Polignac number, because 2552552161 - 2¹¹ = 2552550113 is a prime.

It is a super-3 number, since 3×2552552161³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2552552461) 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, 21531 + ... + 74623.

It is an arithmetic number, because the mean of its divisors is an integer number (322386768).

Almost surely, 2^2552552161 is an apocalyptic number.

It is an amenable number.

2552552161 is a deficient number, since it is larger than the sum of its proper divisors (26541983).

2552552161 is a wasteful number, since it uses less digits than its factorization.

2552552161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53591.

The product of its digits is 30000, while the sum is 34.

The square root of 2552552161 is about 50522.7885315132. The cubic root of 2552552161 is about 1366.6528410724.

The spelling of 2552552161 in words is "two billion, five hundred fifty-two million, five hundred fifty-two thousand, one hundred sixty-one".