641624000452036 has 72 divisors (see below), whose sum is σ = 1308454040900160. Its totient is φ = 274499467526592.

The previous prime is 641624000451997. The next prime is 641624000452069. The reversal of 641624000452036 is 630254000426146.

It is a junction number, because it is equal to n+sod(n) for n = 641624000451983 and 641624000452001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2480276730 + ... + 2480535406.

It is an arithmetic number, because the mean of its divisors is an integer number (18172972790280).

Almost surely, 2^{641624000452036} is an apocalyptic number.

It is an amenable number.

641624000452036 is an abundant number, since it is smaller than the sum of its proper divisors (666830040448124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

641624000452036 is a wasteful number, since it uses less digits than its factorization.

641624000452036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280841 (or 280832 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 641624000452036 in words is "six hundred forty-one trillion, six hundred twenty-four billion, four hundred fifty-two thousand, thirty-six".