552161571 has 16 divisors (see below), whose sum is σ = 793272480. Its totient is φ = 339609600.

The previous prime is 552161563. The next prime is 552161587. The reversal of 552161571 is 175161255.

It is a happy number.

It is not a de Polignac number, because 552161571 - 2³ = 552161563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (552161501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126595 + ... + 130883.

It is an arithmetic number, because the mean of its divisors is an integer number (49579530).

Almost surely, 2^552161571 is an apocalyptic number.

552161571 is a deficient number, since it is larger than the sum of its proper divisors (241110909).

552161571 is a wasteful number, since it uses less digits than its factorization.

552161571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7606.

The product of its digits is 10500, while the sum is 33.

The square root of 552161571 is about 23498.1184565914. The cubic root of 552161571 is about 820.3932136533.

The spelling of 552161571 in words is "five hundred fifty-two million, one hundred sixty-one thousand, five hundred seventy-one".