152620322077 has 2 divisors, whose sum is σ = 152620322078. Its totient is φ = 152620322076.

The previous prime is 152620321993. The next prime is 152620322081. The reversal of 152620322077 is 770223026251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99465175161 + 53155146916 = 315381^2 + 230554^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152620322077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152620322087) 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 as a sum of consecutive naturals, namely, 76310161038 + 76310161039.

It is an arithmetic number, because the mean of its divisors is an integer number (76310161039).

Almost surely, 2^152620322077 is an apocalyptic number.

It is an amenable number.

152620322077 is a deficient number, since it is larger than the sum of its proper divisors (1).

152620322077 is an equidigital number, since it uses as much as digits as its factorization.

152620322077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 152620322077 in words is "one hundred fifty-two billion, six hundred twenty million, three hundred twenty-two thousand, seventy-seven".