561790184613 has 8 divisors (see below), whose sum is σ = 856061233728. Its totient is φ = 321022962624.

The previous prime is 561790184609. The next prime is 561790184617. The reversal of 561790184613 is 316481097165.

It is a happy number.

561790184613 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (561790184609) and next prime (561790184617).

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

It is not a de Polignac number, because 561790184613 - 2² = 561790184609 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561790184617) 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, 13375956756 + ... + 13375956797.

It is an arithmetic number, because the mean of its divisors is an integer number (107007654216).

Almost surely, 2^561790184613 is an apocalyptic number.

It is an amenable number.

561790184613 is a deficient number, since it is larger than the sum of its proper divisors (294271049115).

561790184613 is a wasteful number, since it uses less digits than its factorization.

561790184613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26751913563.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 561790184613 in words is "five hundred sixty-one billion, seven hundred ninety million, one hundred eighty-four thousand, six hundred thirteen".