561010500004 has 6 divisors (see below), whose sum is σ = 981768375014. Its totient is φ = 280505250000.

The previous prime is 561010499971. The next prime is 561010500047. The reversal of 561010500004 is 400005010165.

It can be written as a sum of positive squares in only one way, i.e., 504955202404 + 56055297600 = 710602^2 + 236760^2 .

It is a super-2 number, since 2×561010500004² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70126312497 + ... + 70126312504.

Almost surely, 2^561010500004 is an apocalyptic number.

It is an amenable number.

561010500004 is a deficient number, since it is larger than the sum of its proper divisors (420757875010).

561010500004 is a wasteful number, since it uses less digits than its factorization.

561010500004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140252625005 (or 140252625003 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 561010500004 its reverse (400005010165), we get a palindrome (961015510169).

The spelling of 561010500004 in words is "five hundred sixty-one billion, ten million, five hundred thousand, four".