36155463481 has 2 divisors, whose sum is σ = 36155463482. Its totient is φ = 36155463480.

The previous prime is 36155463469. The next prime is 36155463497. The reversal of 36155463481 is 18436455163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23726781225 + 12428682256 = 154035^2 + 111484^2 .

It is a cyclic number.

It is not a de Polignac number, because 36155463481 - 2⁹ = 36155462969 is a prime.

It is a super-2 number, since 2×36155463481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36155469481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18077731740 + 18077731741.

It is an arithmetic number, because the mean of its divisors is an integer number (18077731741).

Almost surely, 2^36155463481 is an apocalyptic number.

It is an amenable number.

36155463481 is a deficient number, since it is larger than the sum of its proper divisors (1).

36155463481 is an equidigital number, since it uses as much as digits as its factorization.

36155463481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1036800, while the sum is 46.

The spelling of 36155463481 in words is "thirty-six billion, one hundred fifty-five million, four hundred sixty-three thousand, four hundred eighty-one".