125663453061 has 8 divisors (see below), whose sum is σ = 167555182560. Its totient is φ = 83773679472.

The previous prime is 125663453033. The next prime is 125663453099. The reversal of 125663453061 is 160354366521.

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

It is not a de Polignac number, because 125663453061 - 2⁶ = 125663452997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125663453761) 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, 331851 + ... + 601208.

It is an arithmetic number, because the mean of its divisors is an integer number (20944397820).

Almost surely, 2^125663453061 is an apocalyptic number.

It is an amenable number.

125663453061 is a deficient number, since it is larger than the sum of its proper divisors (41891729499).

125663453061 is an equidigital number, since it uses as much as digits as its factorization.

125663453061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977955.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 125663453061 in words is "one hundred twenty-five billion, six hundred sixty-three million, four hundred fifty-three thousand, sixty-one".