578760452261 has 2 divisors, whose sum is σ = 578760452262. Its totient is φ = 578760452260.

The previous prime is 578760452239. The next prime is 578760452293. The reversal of 578760452261 is 162254067875.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 497603268100 + 81157184161 = 705410^2 + 284881^2 .

It is a cyclic number.

It is not a de Polignac number, because 578760452261 - 2³⁰ = 577686710437 is a prime.

It is a super-2 number, since 2×578760452261² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (578760952261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289380226130 + 289380226131.

It is an arithmetic number, because the mean of its divisors is an integer number (289380226131).

Almost surely, 2^578760452261 is an apocalyptic number.

It is an amenable number.

578760452261 is a deficient number, since it is larger than the sum of its proper divisors (1).

578760452261 is an equidigital number, since it uses as much as digits as its factorization.

578760452261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 578760452261 in words is "five hundred seventy-eight billion, seven hundred sixty million, four hundred fifty-two thousand, two hundred sixty-one".