4161522652 has 48 divisors (see below), whose sum is σ = 8799616000. Its totient is φ = 1682213184.

The previous prime is 4161522647. The next prime is 4161522653. The reversal of 4161522652 is 2562251614.

It is a super-2 number, since 2×4161522652² = 34636541566218226208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4161522653) 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, 104749 + ... + 138907.

Almost surely, 2^4161522652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4161522652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4399808000).

4161522652 is an abundant number, since it is smaller than the sum of its proper divisors (4638093348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4161522652 is a wasteful number, since it uses less digits than its factorization.

4161522652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34418 (or 34416 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 4161522652 is about 64509.8647650109. The cubic root of 4161522652 is about 1608.4865027728.

The spelling of 4161522652 in words is "four billion, one hundred sixty-one million, five hundred twenty-two thousand, six hundred fifty-two".