155011466402011 has 2 divisors, whose sum is σ = 155011466402012. Its totient is φ = 155011466402010.

The previous prime is 155011466401889. The next prime is 155011466402033. The reversal of 155011466402011 is 110204664110551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155011466402011 - 2⁹ = 155011466401499 is a prime.

It is a super-2 number, since 2×155011466402011² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (155011466402081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77505733201005 + 77505733201006.

It is an arithmetic number, because the mean of its divisors is an integer number (77505733201006).

Almost surely, 2^{155011466402011} is an apocalyptic number.

155011466402011 is a deficient number, since it is larger than the sum of its proper divisors (1).

155011466402011 is an equidigital number, since it uses as much as digits as its factorization.

155011466402011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 155011466402011 in words is "one hundred fifty-five trillion, eleven billion, four hundred sixty-six million, four hundred two thousand, eleven".