10401573561 has 16 divisors (see below), whose sum is σ = 14333644800. Its totient is φ = 6702489360.

The previous prime is 10401573551. The next prime is 10401573571. The reversal of 10401573561 is 16537510401.

It is an interprime number because it is at equal distance from previous prime (10401573551) and next prime (10401573571).

It is not a de Polignac number, because 10401573561 - 2¹⁰ = 10401572537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10401573551) 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, 8590 + ... + 144488.

It is an arithmetic number, because the mean of its divisors is an integer number (895852800).

Almost surely, 2^10401573561 is an apocalyptic number.

It is an amenable number.

10401573561 is a deficient number, since it is larger than the sum of its proper divisors (3932071239).

10401573561 is a wasteful number, since it uses less digits than its factorization.

10401573561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136756.

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 10401573561 in words is "ten billion, four hundred one million, five hundred seventy-three thousand, five hundred sixty-one".