151116955777 has 2 divisors, whose sum is σ = 151116955778. Its totient is φ = 151116955776.

The previous prime is 151116955771. The next prime is 151116955789. The reversal of 151116955777 is 777559611151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121465493361 + 29651462416 = 348519^2 + 172196^2 .

It is an emirp because it is prime and its reverse (777559611151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151116955777 - 2³¹ = 148969472129 is a prime.

It is not a weakly prime, because it can be changed into another prime (151116955771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75558477888 + 75558477889.

It is an arithmetic number, because the mean of its divisors is an integer number (75558477889).

Almost surely, 2^151116955777 is an apocalyptic number.

It is an amenable number.

151116955777 is a deficient number, since it is larger than the sum of its proper divisors (1).

151116955777 is an equidigital number, since it uses as much as digits as its factorization.

151116955777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2315250, while the sum is 55.

The spelling of 151116955777 in words is "one hundred fifty-one billion, one hundred sixteen million, nine hundred fifty-five thousand, seven hundred seventy-seven".