75576343677157 has 2 divisors, whose sum is σ = 75576343677158. Its totient is φ = 75576343677156.

The previous prime is 75576343677139. The next prime is 75576343677187. The reversal of 75576343677157 is 75177634367557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66729799906561 + 8846543770596 = 8168831^2 + 2974314^2 .

It is an emirp because it is prime and its reverse (75177634367557) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75576343677157 - 2¹¹ = 75576343675109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75576343677157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75576343677187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37788171838578 + 37788171838579.

It is an arithmetic number, because the mean of its divisors is an integer number (37788171838579).

Almost surely, 2^{75576343677157} is an apocalyptic number.

It is an amenable number.

75576343677157 is a deficient number, since it is larger than the sum of its proper divisors (1).

75576343677157 is an equidigital number, since it uses as much as digits as its factorization.

75576343677157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2722734000, while the sum is 73.

The spelling of 75576343677157 in words is "seventy-five trillion, five hundred seventy-six billion, three hundred forty-three million, six hundred seventy-seven thousand, one hundred fifty-seven".