255534451541 has 4 divisors (see below), whose sum is σ = 259865544000. Its totient is φ = 251203359084.

The previous prime is 255534451537. The next prime is 255534451561. The reversal of 255534451541 is 145154435552.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 255534451541 - 2² = 255534451537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255534451492 and 255534451501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255534451561) 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, 2165546141 + ... + 2165546258.

It is an arithmetic number, because the mean of its divisors is an integer number (64966386000).

Almost surely, 2^255534451541 is an apocalyptic number.

It is an amenable number.

255534451541 is a deficient number, since it is larger than the sum of its proper divisors (4331092459).

255534451541 is an equidigital number, since it uses as much as digits as its factorization.

255534451541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4331092458.

The product of its digits is 1200000, while the sum is 44.

The spelling of 255534451541 in words is "two hundred fifty-five billion, five hundred thirty-four million, four hundred fifty-one thousand, five hundred forty-one".