36642024619 has 2 divisors, whose sum is σ = 36642024620. Its totient is φ = 36642024618.

The previous prime is 36642024613. The next prime is 36642024701. The reversal of 36642024619 is 91642024663.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36642024619 is a prime.

It is a super-2 number, since 2×36642024619² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36642024613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18321012309 + 18321012310.

It is an arithmetic number, because the mean of its divisors is an integer number (18321012310).

Almost surely, 2^36642024619 is an apocalyptic number.

36642024619 is a deficient number, since it is larger than the sum of its proper divisors (1).

36642024619 is an equidigital number, since it uses as much as digits as its factorization.

36642024619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 36642024619 in words is "thirty-six billion, six hundred forty-two million, twenty-four thousand, six hundred nineteen".