10401563401 has 4 divisors (see below), whose sum is σ = 10853805312. Its totient is φ = 9949321492.

The previous prime is 10401563327. The next prime is 10401563521. The reversal of 10401563401 is 10436510401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10436510401 = 29 ⋅359879669.

It is a cyclic number.

It is not a de Polignac number, because 10401563401 - 2⁷ = 10401563273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10401563701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226120921 + ... + 226120966.

It is an arithmetic number, because the mean of its divisors is an integer number (2713451328).

Almost surely, 2^10401563401 is an apocalyptic number.

It is an amenable number.

10401563401 is a deficient number, since it is larger than the sum of its proper divisors (452241911).

10401563401 is an equidigital number, since it uses as much as digits as its factorization.

10401563401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452241910.

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 10401563401 in words is "ten billion, four hundred one million, five hundred sixty-three thousand, four hundred one".