2522251512 has 192 divisors, whose sum is σ = 8146344960. Its totient is φ = 696038400.

The previous prime is 2522251453. The next prime is 2522251517. The reversal of 2522251512 is 2151522252.

It is a happy number.

It is a super-2 number, since 2×2522251512² = 12723505379572572288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522251517) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 414363 + ... + 420405.

It is an arithmetic number, because the mean of its divisors is an integer number (42428880).

Almost surely, 2^2522251512 is an apocalyptic number.

2522251512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2522251512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4073172480).

2522251512 is an abundant number, since it is smaller than the sum of its proper divisors (5624093448).

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

2522251512 is a wasteful number, since it uses less digits than its factorization.

2522251512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6114 (or 6107 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 2522251512 is about 50222.0221815092. The cubic root of 2522251512 is about 1361.2235801979.

Adding to 2522251512 its reverse (2151522252), we get a palindrome (4673773764).

The spelling of 2522251512 in words is "two billion, five hundred twenty-two million, two hundred fifty-one thousand, five hundred twelve".