255671144554 has 8 divisors (see below), whose sum is σ = 438293390688. Its totient is φ = 109573347660.

The previous prime is 255671144507. The next prime is 255671144569. The reversal of 255671144554 is 455441176552.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 255671144498 and 255671144507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9131112292 + ... + 9131112319.

It is an arithmetic number, because the mean of its divisors is an integer number (54786673836).

Almost surely, 2^255671144554 is an apocalyptic number.

255671144554 is a deficient number, since it is larger than the sum of its proper divisors (182622246134).

255671144554 is a wasteful number, since it uses less digits than its factorization.

255671144554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18262224620.

The product of its digits is 3360000, while the sum is 49.

The spelling of 255671144554 in words is "two hundred fifty-five billion, six hundred seventy-one million, one hundred forty-four thousand, five hundred fifty-four".