158677600255577 has 8 divisors (see below), whose sum is σ = 171167901576840. Its totient is φ = 146227917801600.

The previous prime is 158677600255553. The next prime is 158677600255597. The reversal of 158677600255577 is 775552006776851.

It can be written as a sum of positive squares in 4 ways, for example, as 77427134934361 + 81250465321216 = 8799269^2 + 9013904^2 .

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 158677600255577 - 2¹⁶ = 158677600190041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 158677600255577.

It is not an unprimeable number, because it can be changed into a prime (158677600255597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10154708702 + ... + 10154724327.

It is an arithmetic number, because the mean of its divisors is an integer number (21395987697105).

Almost surely, 2^{158677600255577} is an apocalyptic number.

It is an amenable number.

158677600255577 is a deficient number, since it is larger than the sum of its proper divisors (12490301321263).

158677600255577 is a wasteful number, since it uses less digits than its factorization.

158677600255577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20309433643.

The product of its (nonzero) digits is 864360000, while the sum is 71.

The spelling of 158677600255577 in words is "one hundred fifty-eight trillion, six hundred seventy-seven billion, six hundred million, two hundred fifty-five thousand, five hundred seventy-seven".