1255134192000 has 512 divisors, whose sum is σ = 4488730646400. Its totient is φ = 308411596800.

The previous prime is 1255134191963. The next prime is 1255134192031. The reversal of 1255134192000 is 2914315521.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 442414582 + ... + 442417418.

Almost surely, 2^{1255134192000} is an apocalyptic number.

1255134192000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1255134192000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2244365323200).

1255134192000 is an abundant number, since it is smaller than the sum of its proper divisors (3233596454400).

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

1255134192000 is a wasteful number, since it uses less digits than its factorization.

1255134192000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591 (or 3569 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 1255134192000 in words is "one trillion, two hundred fifty-five billion, one hundred thirty-four million, one hundred ninety-two thousand".