150689389577 has 2 divisors, whose sum is σ = 150689389578. Its totient is φ = 150689389576.

The previous prime is 150689389567. The next prime is 150689389583. The reversal of 150689389577 is 775983986051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142887024016 + 7802365561 = 378004^2 + 88331^2 .

It is an emirp because it is prime and its reverse (775983986051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150689389577 - 2¹⁶ = 150689324041 is a prime.

It is not a weakly prime, because it can be changed into another prime (150689389567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75344694788 + 75344694789.

It is an arithmetic number, because the mean of its divisors is an integer number (75344694789).

Almost surely, 2^150689389577 is an apocalyptic number.

It is an amenable number.

150689389577 is a deficient number, since it is larger than the sum of its proper divisors (1).

150689389577 is an equidigital number, since it uses as much as digits as its factorization.

150689389577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 114307200, while the sum is 68.

The spelling of 150689389577 in words is "one hundred fifty billion, six hundred eighty-nine million, three hundred eighty-nine thousand, five hundred seventy-seven".