1255122135324 has 72 divisors (see below), whose sum is σ = 3366691968640. Its totient is φ = 408644402544.

The previous prime is 1255122135317. The next prime is 1255122135341. The reversal of 1255122135324 is 4235312215521.

1255122135324 is a `hidden beast` number, since 1 + 2 + 5 + 512 + 2 + 135 + 3 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14973064 + ... + 15056655.

Almost surely, 2^{1255122135324} is an apocalyptic number.

It is an amenable number.

1255122135324 is an abundant number, since it is smaller than the sum of its proper divisors (2111569833316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1255122135324 is a wasteful number, since it uses less digits than its factorization.

1255122135324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30029781 (or 30029767 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The spelling of 1255122135324 in words is "one trillion, two hundred fifty-five billion, one hundred twenty-two million, one hundred thirty-five thousand, three hundred twenty-four".