2529194148 has 72 divisors (see below), whose sum is σ = 7107166976. Its totient is φ = 753105600.

The previous prime is 2529194141. The next prime is 2529194191. The reversal of 2529194148 is 8414919252.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2529194141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72658 + ... + 101673.

Almost surely, 2^2529194148 is an apocalyptic number.

It is an amenable number.

2529194148 is an abundant number, since it is smaller than the sum of its proper divisors (4577972828).

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

2529194148 is a wasteful number, since it uses less digits than its factorization.

2529194148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174385 (or 174380 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 2529194148 is about 50291.0941221207. The cubic root of 2529194148 is about 1362.4713836035.

The spelling of 2529194148 in words is "two billion, five hundred twenty-nine million, one hundred ninety-four thousand, one hundred forty-eight".