32320511077 has 2 divisors, whose sum is σ = 32320511078. Its totient is φ = 32320511076.

The previous prime is 32320511059. The next prime is 32320511101. The reversal of 32320511077 is 77011502323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29638721281 + 2681789796 = 172159^2 + 51786^2 .

It is a cyclic number.

It is not a de Polignac number, because 32320511077 - 2⁷ = 32320510949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32320511017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16160255538 + 16160255539.

It is an arithmetic number, because the mean of its divisors is an integer number (16160255539).

Almost surely, 2^32320511077 is an apocalyptic number.

It is an amenable number.

32320511077 is a deficient number, since it is larger than the sum of its proper divisors (1).

32320511077 is an equidigital number, since it uses as much as digits as its factorization.

32320511077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 31.

The spelling of 32320511077 in words is "thirty-two billion, three hundred twenty million, five hundred eleven thousand, seventy-seven".