126517533232 has 20 divisors (see below), whose sum is σ = 245318818680. Its totient is φ = 63209451008.

The previous prime is 126517533227. The next prime is 126517533239. The reversal of 126517533232 is 232335715621.

It is a happy number.

It is a super-2 number, since 2×126517533232² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126517533239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3061057 + ... + 3102112.

It is an arithmetic number, because the mean of its divisors is an integer number (12265940934).

Almost surely, 2^126517533232 is an apocalyptic number.

It is an amenable number.

126517533232 is a deficient number, since it is larger than the sum of its proper divisors (118801285448).

126517533232 is a wasteful number, since it uses less digits than its factorization.

126517533232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6164460 (or 6164454 counting only the distinct ones).

The product of its digits is 226800, while the sum is 40.

The spelling of 126517533232 in words is "one hundred twenty-six billion, five hundred seventeen million, five hundred thirty-three thousand, two hundred thirty-two".