2541658332 has 48 divisors (see below), whose sum is σ = 6235713792. Its totient is φ = 804186240.

The previous prime is 2541658303. The next prime is 2541658363. The reversal of 2541658332 is 2338561452.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008 + ... + 71304.

It is an arithmetic number, because the mean of its divisors is an integer number (129910704).

Almost surely, 2^2541658332 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 2541658332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3117856896).

2541658332 is an abundant number, since it is smaller than the sum of its proper divisors (3694055460).

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

2541658332 is a wasteful number, since it uses less digits than its factorization.

2541658332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70458 (or 70456 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 2541658332 is about 50414.8622134386. The cubic root of 2541658332 is about 1364.7058599530.

The spelling of 2541658332 in words is "two billion, five hundred forty-one million, six hundred fifty-eight thousand, three hundred thirty-two".