561120368862 has 8 divisors (see below), whose sum is σ = 1122240737736. Its totient is φ = 187040122952.

The previous prime is 561120368839. The next prime is 561120368899. The reversal of 561120368862 is 268863021165.

It is a happy number.

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

561120368862 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46760030733 + ... + 46760030744.

It is an arithmetic number, because the mean of its divisors is an integer number (140280092217).

Almost surely, 2^561120368862 is an apocalyptic number.

561120368862 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561120368862 is a wasteful number, since it uses less digits than its factorization.

561120368862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93520061482.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 561120368862 in words is "five hundred sixty-one billion, one hundred twenty million, three hundred sixty-eight thousand, eight hundred sixty-two".