1255417558124 has 6 divisors (see below), whose sum is σ = 2196980726724. Its totient is φ = 627708779060.

The previous prime is 1255417558111. The next prime is 1255417558151. The reversal of 1255417558124 is 4218557145521.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156927194762 + ... + 156927194769.

It is an arithmetic number, because the mean of its divisors is an integer number (366163454454).

Almost surely, 2^{1255417558124} is an apocalyptic number.

It is an amenable number.

1255417558124 is a deficient number, since it is larger than the sum of its proper divisors (941563168600).

1255417558124 is a wasteful number, since it uses less digits than its factorization.

1255417558124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313854389535 (or 313854389533 counting only the distinct ones).

The product of its digits is 2240000, while the sum is 50.

The spelling of 1255417558124 in words is "one trillion, two hundred fifty-five billion, four hundred seventeen million, five hundred fifty-eight thousand, one hundred twenty-four".