2525291530 has 32 divisors (see below), whose sum is σ = 4739036544. Its totient is φ = 968001216.

The previous prime is 2525291521. The next prime is 2525291533. The reversal of 2525291530 is 351925252.

It is a super-2 number, since 2×2525291530² = 12754194622979481800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2525291533) 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, 32614 + ... + 78193.

It is an arithmetic number, because the mean of its divisors is an integer number (148094892).

Almost surely, 2^2525291530 is an apocalyptic number.

2525291530 is a deficient number, since it is larger than the sum of its proper divisors (2213745014).

2525291530 is a wasteful number, since it uses less digits than its factorization.

2525291530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110910.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 2525291530 is about 50252.2788537993. The cubic root of 2525291530 is about 1361.7702455798.

The spelling of 2525291530 in words is "two billion, five hundred twenty-five million, two hundred ninety-one thousand, five hundred thirty".