126355656 has 32 divisors (see below), whose sum is σ = 361016640. Its totient is φ = 36101568.

The previous prime is 126355651. The next prime is 126355699. The reversal of 126355656 is 656553621.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (126355651) 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, 375891 + ... + 376226.

It is an arithmetic number, because the mean of its divisors is an integer number (11281770).

Almost surely, 2^126355656 is an apocalyptic number.

It is an amenable number.

126355656 is an abundant number, since it is smaller than the sum of its proper divisors (234660984).

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

126355656 is a wasteful number, since it uses less digits than its factorization.

126355656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752133 (or 752129 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The square root of 126355656 is about 11240.8031741509. The cubic root of 126355656 is about 501.8010460103.

The spelling of 126355656 in words is "one hundred twenty-six million, three hundred fifty-five thousand, six hundred fifty-six".