126303163552 has 36 divisors (see below), whose sum is σ = 264146806350. Its totient is φ = 59436778496.

The previous prime is 126303163549. The next prime is 126303163561. The reversal of 126303163552 is 255361303621.

It can be written as a sum of positive squares in 3 ways, for example, as 101993364496 + 24309799056 = 319364^2 + 155916^2 .

It is a super-2 number, since 2×126303163552² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6819427 + ... + 6837922.

Almost surely, 2^126303163552 is an apocalyptic number.

It is an amenable number.

126303163552 is an abundant number, since it is smaller than the sum of its proper divisors (137843642798).

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

126303163552 is a wasteful number, since it uses less digits than its factorization.

126303163552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13657393 (or 13657368 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 126303163552 in words is "one hundred twenty-six billion, three hundred three million, one hundred sixty-three thousand, five hundred fifty-two".