147677520325697 has 8 divisors (see below), whose sum is σ = 154862586267240. Its totient is φ = 140631970227840.

The previous prime is 147677520325681. The next prime is 147677520325717. The reversal of 147677520325697 is 796523025776741.

It is a Cunningham number, because it is equal to 12152264²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1252975764496 + 146424544561201 = 1119364^2 + 12100601^2 .

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 147677520325697 - 2⁴ = 147677520325681 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 147677520325697.

It is not an unprimeable number, because it can be changed into a prime (147677520325667) 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, 34878958754 + ... + 34878962987.

It is an arithmetic number, because the mean of its divisors is an integer number (19357823283405).

Almost surely, 2^{147677520325697} is an apocalyptic number.

It is an amenable number.

147677520325697 is a deficient number, since it is larger than the sum of its proper divisors (7185065941543).

147677520325697 is an equidigital number, since it uses as much as digits as its factorization.

147677520325697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69757921843.

The product of its (nonzero) digits is 933508800, while the sum is 71.

The spelling of 147677520325697 in words is "one hundred forty-seven trillion, six hundred seventy-seven billion, five hundred twenty million, three hundred twenty-five thousand, six hundred ninety-seven".