126546321089 has 8 divisors (see below), whose sum is σ = 126790724160. Its totient is φ = 126301980816.

The previous prime is 126546321061. The next prime is 126546321197. The reversal of 126546321089 is 980123645621.

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

It is a cyclic number.

It is not a de Polignac number, because 126546321089 - 2¹² = 126546316993 is a prime.

It is a super-2 number, since 2×126546321089² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126546321019) 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, 6765452 + ... + 6784130.

It is an arithmetic number, because the mean of its divisors is an integer number (15848840520).

Almost surely, 2^126546321089 is an apocalyptic number.

It is an amenable number.

126546321089 is a deficient number, since it is larger than the sum of its proper divisors (244403071).

126546321089 is a wasteful number, since it uses less digits than its factorization.

126546321089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31399.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 126546321089 in words is "one hundred twenty-six billion, five hundred forty-six million, three hundred twenty-one thousand, eighty-nine".