2525201630 has 16 divisors (see below), whose sum is σ = 5194700640. Its totient is φ = 865783392.

The previous prime is 2525201629. The next prime is 2525201633. The reversal of 2525201630 is 361025252.

It is a self number, because there is not a number n which added to its sum of digits gives 2525201630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525201633) 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, 18037085 + ... + 18037224.

It is an arithmetic number, because the mean of its divisors is an integer number (324668790).

Almost surely, 2^2525201630 is an apocalyptic number.

2525201630 is an abundant number, since it is smaller than the sum of its proper divisors (2669499010).

2525201630 is a wasteful number, since it uses less digits than its factorization.

2525201630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36074323.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2525201630 is about 50251.3843590403. The cubic root of 2525201630 is about 1361.7540857825.

Adding to 2525201630 its reverse (361025252), we get a palindrome (2886226882).

The spelling of 2525201630 in words is "two billion, five hundred twenty-five million, two hundred one thousand, six hundred thirty".