10401979589 has 2 divisors, whose sum is σ = 10401979590. Its totient is φ = 10401979588.

The previous prime is 10401979573. The next prime is 10401979639. The reversal of 10401979589 is 98597910401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7353062500 + 3048917089 = 85750^2 + 55217^2 .

It is a cyclic number.

It is not a de Polignac number, because 10401979589 - 2⁴ = 10401979573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10401979589.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10401979529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200989794 + 5200989795.

It is an arithmetic number, because the mean of its divisors is an integer number (5200989795).

Almost surely, 2^10401979589 is an apocalyptic number.

It is an amenable number.

10401979589 is a deficient number, since it is larger than the sum of its proper divisors (1).

10401979589 is an equidigital number, since it uses as much as digits as its factorization.

10401979589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 53.

The spelling of 10401979589 in words is "ten billion, four hundred one million, nine hundred seventy-nine thousand, five hundred eighty-nine".