1255511443234 has 8 divisors (see below), whose sum is σ = 1891712309760. Its totient is φ = 624940673316.

The previous prime is 1255511443231. The next prime is 1255511443237. The reversal of 1255511443234 is 4323441155521.

It is an interprime number because it is at equal distance from previous prime (1255511443231) and next prime (1255511443237).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1255511443231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1407523594 + ... + 1407524485.

It is an arithmetic number, because the mean of its divisors is an integer number (236464038720).

Almost surely, 2^{1255511443234} is an apocalyptic number.

1255511443234 is a deficient number, since it is larger than the sum of its proper divisors (636200866526).

1255511443234 is a wasteful number, since it uses less digits than its factorization.

1255511443234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815048304.

The product of its digits is 288000, while the sum is 40.

Adding to 1255511443234 its reverse (4323441155521), we get a palindrome (5578952598755).

The spelling of 1255511443234 in words is "one trillion, two hundred fifty-five billion, five hundred eleven million, four hundred forty-three thousand, two hundred thirty-four".