10000561047 has 8 divisors (see below), whose sum is σ = 13336627440. Its totient is φ = 6665767680.

The previous prime is 10000561027. The next prime is 10000561063. The reversal of 10000561047 is 74016500001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10000561047 - 2²⁶ = 9933452183 is a prime.

It is a super-2 number, since 2×10000561047² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000561027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299772 + ... + 331457.

It is an arithmetic number, because the mean of its divisors is an integer number (1667078430).

Almost surely, 2^10000561047 is an apocalyptic number.

10000561047 is a deficient number, since it is larger than the sum of its proper divisors (3336066393).

10000561047 is an equidigital number, since it uses as much as digits as its factorization.

10000561047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636513.

The product of its (nonzero) digits is 840, while the sum is 24.

The spelling of 10000561047 in words is "ten billion, five hundred sixty-one thousand, forty-seven".