126303011252 has 96 divisors (see below), whose sum is σ = 260048880000. Its totient is φ = 53064460800.

The previous prime is 126303011243. The next prime is 126303011267. The reversal of 126303011252 is 252110303621.

It is a happy number.

It is a super-3 number, since 3×126303011252³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8011874 + ... + 8027622.

It is an arithmetic number, because the mean of its divisors is an integer number (2708842500).

Almost surely, 2^126303011252 is an apocalyptic number.

It is an amenable number.

126303011252 is an abundant number, since it is smaller than the sum of its proper divisors (133745868748).

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

126303011252 is a wasteful number, since it uses less digits than its factorization.

126303011252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16017 (or 16015 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 126303011252 its reverse (252110303621), we get a palindrome (378413314873).

The spelling of 126303011252 in words is "one hundred twenty-six billion, three hundred three million, eleven thousand, two hundred fifty-two".