2612521230 has 128 divisors (see below), whose sum is σ = 7039581696. Its totient is φ = 615014400.

The previous prime is 2612521229. The next prime is 2612521243. The reversal of 2612521230 is 321252162.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2612521230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4775817 + ... + 4776363.

It is an arithmetic number, because the mean of its divisors is an integer number (54996732).

Almost surely, 2^2612521230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2612521230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3519790848).

2612521230 is an abundant number, since it is smaller than the sum of its proper divisors (4427060466).

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

2612521230 is a wasteful number, since it uses less digits than its factorization.

2612521230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2612521230 is about 51112.8284288788. The cubic root of 2612521230 is about 1377.2727117108.

Adding to 2612521230 its reverse (321252162), we get a palindrome (2933773392).

The spelling of 2612521230 in words is "two billion, six hundred twelve million, five hundred twenty-one thousand, two hundred thirty".