158255330077 has 8 divisors (see below), whose sum is σ = 170432874360. Its totient is φ = 146078365440.

The previous prime is 158255330021. The next prime is 158255330083. The reversal of 158255330077 is 770033552851.

It can be written as a sum of positive squares in 4 ways, for example, as 6347149561 + 151908180516 = 79669^2 + 389754^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 158255330077 - 2³¹ = 156107846429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158255330087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543177 + ... + 782017.

It is an arithmetic number, because the mean of its divisors is an integer number (21304109295).

Almost surely, 2^158255330077 is an apocalyptic number.

It is an amenable number.

158255330077 is a deficient number, since it is larger than the sum of its proper divisors (12177544283).

158255330077 is a wasteful number, since it uses less digits than its factorization.

158255330077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289823.

The product of its (nonzero) digits is 882000, while the sum is 46.

The spelling of 158255330077 in words is "one hundred fifty-eight billion, two hundred fifty-five million, three hundred thirty thousand, seventy-seven".