10441621505987 has 16 divisors (see below), whose sum is σ = 11971546958592. Its totient is φ = 8921303112480.

The previous prime is 10441621505977. The next prime is 10441621505999. The reversal of 10441621505987 is 78950512614401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10441621505987 - 2¹⁶ = 10441621440451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10441621505957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1378928 + ... + 4773330.

It is an arithmetic number, because the mean of its divisors is an integer number (748221684912).

Almost surely, 2^{10441621505987} is an apocalyptic number.

10441621505987 is a deficient number, since it is larger than the sum of its proper divisors (1529925452605).

10441621505987 is an equidigital number, since it uses as much as digits as its factorization.

10441621505987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3395818.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The spelling of 10441621505987 in words is "ten trillion, four hundred forty-one billion, six hundred twenty-one million, five hundred five thousand, nine hundred eighty-seven".