155061650011 has 2 divisors, whose sum is σ = 155061650012. Its totient is φ = 155061650010.

The previous prime is 155061649973. The next prime is 155061650017. The reversal of 155061650011 is 110056160551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155061650011 - 2²³ = 155053261403 is a prime.

It is not a weakly prime, because it can be changed into another prime (155061650017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77530825005 + 77530825006.

It is an arithmetic number, because the mean of its divisors is an integer number (77530825006).

Almost surely, 2^155061650011 is an apocalyptic number.

155061650011 is a deficient number, since it is larger than the sum of its proper divisors (1).

155061650011 is an equidigital number, since it uses as much as digits as its factorization.

155061650011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 155061650011 in words is "one hundred fifty-five billion, sixty-one million, six hundred fifty thousand, eleven".