255154743941 has 2 divisors, whose sum is σ = 255154743942. Its totient is φ = 255154743940.

The previous prime is 255154743887. The next prime is 255154743967. The reversal of 255154743941 is 149347451552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 246541047841 + 8613696100 = 496529^2 + 92810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255154743941 is a prime.

It is a super-2 number, since 2×255154743941² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 255154743941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255154743541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127577371970 + 127577371971.

It is an arithmetic number, because the mean of its divisors is an integer number (127577371971).

Almost surely, 2^255154743941 is an apocalyptic number.

It is an amenable number.

255154743941 is a deficient number, since it is larger than the sum of its proper divisors (1).

255154743941 is an equidigital number, since it uses as much as digits as its factorization.

255154743941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024000, while the sum is 50.

The spelling of 255154743941 in words is "two hundred fifty-five billion, one hundred fifty-four million, seven hundred forty-three thousand, nine hundred forty-one".