380651503061 has 2 divisors, whose sum is σ = 380651503062. Its totient is φ = 380651503060.

The previous prime is 380651503051. The next prime is 380651503117. The reversal of 380651503061 is 160305156083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 376670650225 + 3980852836 = 613735^2 + 63094^2 .

It is an emirp because it is prime and its reverse (160305156083) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 380651503061 - 2¹⁰ = 380651502037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (380651503051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190325751530 + 190325751531.

It is an arithmetic number, because the mean of its divisors is an integer number (190325751531).

Almost surely, 2^380651503061 is an apocalyptic number.

It is an amenable number.

380651503061 is a deficient number, since it is larger than the sum of its proper divisors (1).

380651503061 is an equidigital number, since it uses as much as digits as its factorization.

380651503061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 380651503061 in words is "three hundred eighty billion, six hundred fifty-one million, five hundred three thousand, sixty-one".