125415454563055 has 16 divisors (see below), whose sum is σ = 153107606829024. Its totient is φ = 98600103423360.

The previous prime is 125415454563019. The next prime is 125415454563101. The reversal of 125415454563055 is 550365454514521.

It is not a de Polignac number, because 125415454563055 - 2⁷ = 125415454562927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125415454562987 and 125415454563005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 444484252 + ... + 444766321.

It is an arithmetic number, because the mean of its divisors is an integer number (9569225426814).

Almost surely, 2^{125415454563055} is an apocalyptic number.

125415454563055 is a deficient number, since it is larger than the sum of its proper divisors (27692152265969).

125415454563055 is an equidigital number, since it uses as much as digits as its factorization.

125415454563055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889251066.

The product of its (nonzero) digits is 36000000, while the sum is 55.

The spelling of 125415454563055 in words is "one hundred twenty-five trillion, four hundred fifteen billion, four hundred fifty-four million, five hundred sixty-three thousand, fifty-five".