36481881599 has 4 divisors (see below), whose sum is σ = 36541010064. Its totient is φ = 36422753136.

The previous prime is 36481881577. The next prime is 36481881671. The reversal of 36481881599 is 99518818463.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99518818463 = 103 ⋅966202121.

It is a cyclic number.

It is not a de Polignac number, because 36481881599 - 2⁸ = 36481881343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36481881539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29563307 + ... + 29564540.

It is an arithmetic number, because the mean of its divisors is an integer number (9135252516).

Almost surely, 2^36481881599 is an apocalyptic number.

36481881599 is a deficient number, since it is larger than the sum of its proper divisors (59128465).

36481881599 is an equidigital number, since it uses as much as digits as its factorization.

36481881599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59128464.

The product of its digits is 14929920, while the sum is 62.

The spelling of 36481881599 in words is "thirty-six billion, four hundred eighty-one million, eight hundred eighty-one thousand, five hundred ninety-nine".