126567204481 has 8 divisors (see below), whose sum is σ = 127201906304. Its totient is φ = 125932831920.

The previous prime is 126567204473. The next prime is 126567204487. The reversal of 126567204481 is 184402765621.

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 126567204481 - 2³ = 126567204473 is a prime.

It is a super-2 number, since 2×126567204481² (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 (126567204487) 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, 707320 + ... + 868006.

It is an arithmetic number, because the mean of its divisors is an integer number (15900238288).

Almost surely, 2^126567204481 is an apocalyptic number.

It is an amenable number.

126567204481 is a deficient number, since it is larger than the sum of its proper divisors (634701823).

126567204481 is a wasteful number, since it uses less digits than its factorization.

126567204481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164631.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 126567204481 in words is "one hundred twenty-six billion, five hundred sixty-seven million, two hundred four thousand, four hundred eighty-one".