126641332633 has 8 divisors (see below), whose sum is σ = 130129308288. Its totient is φ = 123186418704.

The previous prime is 126641332621. The next prime is 126641332637. The reversal of 126641332633 is 336233146621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126641332633 - 2⁹ = 126641332121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126641332637) 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, 8257666 + ... + 8272987.

It is an arithmetic number, because the mean of its divisors is an integer number (16266163536).

Almost surely, 2^126641332633 is an apocalyptic number.

It is an amenable number.

126641332633 is a deficient number, since it is larger than the sum of its proper divisors (3487975655).

126641332633 is a wasteful number, since it uses less digits than its factorization.

126641332633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16530863.

The product of its digits is 279936, while the sum is 40.

The spelling of 126641332633 in words is "one hundred twenty-six billion, six hundred forty-one million, three hundred thirty-two thousand, six hundred thirty-three".