126031664 has 30 divisors (see below), whose sum is σ = 268407300. Its totient is φ = 57286240.

The previous prime is 126031639. The next prime is 126031669. The reversal of 126031664 is 466130621.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (126031669) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30614 + ... + 34485.

It is an arithmetic number, because the mean of its divisors is an integer number (8946910).

Almost surely, 2^126031664 is an apocalyptic number.

It is an amenable number.

126031664 is an abundant number, since it is smaller than the sum of its proper divisors (142375636).

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

126031664 is a wasteful number, since it uses less digits than its factorization.

126031664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65129 (or 65112 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 126031664 is about 11226.3824983830. The cubic root of 126031664 is about 501.3717849701.

The spelling of 126031664 in words is "one hundred twenty-six million, thirty-one thousand, six hundred sixty-four".