1255512114140 has 48 divisors (see below), whose sum is σ = 2657402947584. Its totient is φ = 498239726400.

The previous prime is 1255512114139. The next prime is 1255512114151. The reversal of 1255512114140 is 414112155521.

It is a junction number, because it is equal to n+sod(n) for n = 1255512114097 and 1255512114106.

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, 10185557 + ... + 10308083.

It is an arithmetic number, because the mean of its divisors is an integer number (55362561408).

Almost surely, 2^{1255512114140} is an apocalyptic number.

1255512114140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1255512114140 is an abundant number, since it is smaller than the sum of its proper divisors (1401890833444).

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

1255512114140 is a wasteful number, since it uses less digits than its factorization.

1255512114140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126578 (or 126576 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 32.

Adding to 1255512114140 its reverse (414112155521), we get a palindrome (1669624269661).

The spelling of 1255512114140 in words is "one trillion, two hundred fifty-five billion, five hundred twelve million, one hundred fourteen thousand, one hundred forty".