126456553220461 has 8 divisors (see below), whose sum is σ = 128158123605120. Its totient is φ = 124759220870592.

The previous prime is 126456553220419. The next prime is 126456553220479. The reversal of 126456553220461 is 164022355654621.

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 126456553220461 - 2⁴⁵ = 91272181131629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126456553220399 and 126456553220408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126456553226461) 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, 1059448620 + ... + 1059567973.

It is an arithmetic number, because the mean of its divisors is an integer number (16019765450640).

Almost surely, 2^{126456553220461} is an apocalyptic number.

It is an amenable number.

126456553220461 is a deficient number, since it is larger than the sum of its proper divisors (1701570384659).

126456553220461 is an equidigital number, since it uses as much as digits as its factorization.

126456553220461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119017395.

The product of its (nonzero) digits is 10368000, while the sum is 52.

The spelling of 126456553220461 in words is "one hundred twenty-six trillion, four hundred fifty-six billion, five hundred fifty-three million, two hundred twenty thousand, four hundred sixty-one".