15332243077 has 2 divisors, whose sum is σ = 15332243078. Its totient is φ = 15332243076.

The previous prime is 15332243041. The next prime is 15332243107. The reversal of 15332243077 is 77034223351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13194197956 + 2138045121 = 114866^2 + 46239^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15332243077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15332244077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7666121538 + 7666121539.

It is an arithmetic number, because the mean of its divisors is an integer number (7666121539).

Almost surely, 2^15332243077 is an apocalyptic number.

It is an amenable number.

15332243077 is a deficient number, since it is larger than the sum of its proper divisors (1).

15332243077 is an equidigital number, since it uses as much as digits as its factorization.

15332243077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 37.

The spelling of 15332243077 in words is "fifteen billion, three hundred thirty-two million, two hundred forty-three thousand, seventy-seven".