23636401641 has 32 divisors (see below), whose sum is σ = 37758940800. Its totient is φ = 14564136960.

The previous prime is 23636401619. The next prime is 23636401667. The reversal of 23636401641 is 14610463632.

23636401641 is a `hidden beast` number, since 2 + 3 + 6 + 3 + 6 + 4 + 0 + 1 + 641 = 666.

It is not a de Polignac number, because 23636401641 - 2¹⁰ = 23636400617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23636401596 and 23636401605.

It is not an unprimeable number, because it can be changed into a prime (23636401601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 540856 + ... + 582921.

It is an arithmetic number, because the mean of its divisors is an integer number (1179966900).

Almost surely, 2^23636401641 is an apocalyptic number.

It is an amenable number.

23636401641 is a deficient number, since it is larger than the sum of its proper divisors (14122539159).

23636401641 is a wasteful number, since it uses less digits than its factorization.

23636401641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123846 (or 1123840 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 23636401641 in words is "twenty-three billion, six hundred thirty-six million, four hundred one thousand, six hundred forty-one".