20255410150511 has 2 divisors, whose sum is σ = 20255410150512. Its totient is φ = 20255410150510.

The previous prime is 20255410150483. The next prime is 20255410150523. The reversal of 20255410150511 is 11505101455202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20255410150511 - 2¹⁰ = 20255410149487 is a prime.

It is a super-2 number, since 2×20255410150511² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20255410150541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10127705075255 + 10127705075256.

It is an arithmetic number, because the mean of its divisors is an integer number (10127705075256).

Almost surely, 2^{20255410150511} is an apocalyptic number.

20255410150511 is a deficient number, since it is larger than the sum of its proper divisors (1).

20255410150511 is an equidigital number, since it uses as much as digits as its factorization.

20255410150511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10000, while the sum is 32.

The spelling of 20255410150511 in words is "twenty trillion, two hundred fifty-five billion, four hundred ten million, one hundred fifty thousand, five hundred eleven".