125416446516643 has 8 divisors (see below), whose sum is σ = 131546635106112. Its totient is φ = 119430497658816.

The previous prime is 125416446516617. The next prime is 125416446516677. The reversal of 125416446516643 is 346615644614521.

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 125416446516643 - 2⁴¹ = 123217423261091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125416446516343) 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, 36059931130 + ... + 36059934607.

It is an arithmetic number, because the mean of its divisors is an integer number (16443329388264).

Almost surely, 2^{125416446516643} is an apocalyptic number.

125416446516643 is a deficient number, since it is larger than the sum of its proper divisors (6130188589469).

125416446516643 is an equidigital number, since it uses as much as digits as its factorization.

125416446516643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72119865821.

The product of its digits is 49766400, while the sum is 58.

The spelling of 125416446516643 in words is "one hundred twenty-five trillion, four hundred sixteen billion, four hundred forty-six million, five hundred sixteen thousand, six hundred forty-three".