126331364216432 has 20 divisors (see below), whose sum is σ = 244768276866336. Its totient is φ = 63165357283200.

The previous prime is 126331364216419. The next prime is 126331364216461. The reversal of 126331364216432 is 234612463133621.

It is a super-2 number, since 2×126331364216432² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17077448 + ... + 23330279.

Almost surely, 2^{126331364216432} is an apocalyptic number.

It is an amenable number.

126331364216432 is a deficient number, since it is larger than the sum of its proper divisors (118436912649904).

126331364216432 is a wasteful number, since it uses less digits than its factorization.

126331364216432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40603136 (or 40603130 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 47.

The spelling of 126331364216432 in words is "one hundred twenty-six trillion, three hundred thirty-one billion, three hundred sixty-four million, two hundred sixteen thousand, four hundred thirty-two".