580261240860 has 72 divisors (see below), whose sum is σ = 1889993765520. Its totient is φ = 132631140096.

The previous prime is 580261240841. The next prime is 580261240879. The reversal of 580261240860 is 68042162085.

It is an interprime number because it is at equal distance from previous prime (580261240841) and next prime (580261240879).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98680945 + ... + 98686824.

It is an arithmetic number, because the mean of its divisors is an integer number (26249913410).

Almost surely, 2^580261240860 is an apocalyptic number.

It is an amenable number.

580261240860 is an abundant number, since it is smaller than the sum of its proper divisors (1309732524660).

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

580261240860 is a wasteful number, since it uses less digits than its factorization.

580261240860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197367795 (or 197367786 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

It can be divided in two parts, 580261 and 240860, that added together give a triangular number (821121 = T₁₂₈₁).

The spelling of 580261240860 in words is "five hundred eighty billion, two hundred sixty-one million, two hundred forty thousand, eight hundred sixty".