126630509112 has 32 divisors (see below), whose sum is σ = 351751414800. Its totient is φ = 42210169632.

The previous prime is 126630509111. The next prime is 126630509119. The reversal of 126630509112 is 211905036621.

126630509112 is a `hidden beast` number, since 1 + 2 + 6 + 6 + 30 + 509 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126630509111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293125963 + ... + 293126394.

Almost surely, 2^126630509112 is an apocalyptic number.

126630509112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126630509112 is an abundant number, since it is smaller than the sum of its proper divisors (225120905688).

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

126630509112 is a wasteful number, since it uses less digits than its factorization.

126630509112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586252372 (or 586252362 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 126630509112 in words is "one hundred twenty-six billion, six hundred thirty million, five hundred nine thousand, one hundred twelve".