126012466432 has 144 divisors (see below), whose sum is σ = 268250504704. Its totient is φ = 58973184000.

The previous prime is 126012466423. The next prime is 126012466453. The reversal of 126012466432 is 234664210621.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 126012466391 and 126012466400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53146207 + ... + 53148577.

Almost surely, 2^126012466432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126012466432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134125252352).

126012466432 is an abundant number, since it is smaller than the sum of its proper divisors (142238038272).

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

126012466432 is a wasteful number, since it uses less digits than its factorization.

126012466432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636 (or 2622 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 126012466432 in words is "one hundred twenty-six billion, twelve million, four hundred sixty-six thousand, four hundred thirty-two".