58106783561 has 2 divisors, whose sum is σ = 58106783562. Its totient is φ = 58106783560.

The previous prime is 58106783557. The next prime is 58106783587. The reversal of 58106783561 is 16538760185.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57648010000 + 458773561 = 240100^2 + 21419^2 .

It is a cyclic number.

It is not a de Polignac number, because 58106783561 - 2² = 58106783557 is a prime.

It is not a weakly prime, because it can be changed into another prime (58106783531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29053391780 + 29053391781.

It is an arithmetic number, because the mean of its divisors is an integer number (29053391781).

Almost surely, 2^58106783561 is an apocalyptic number.

It is an amenable number.

58106783561 is a deficient number, since it is larger than the sum of its proper divisors (1).

58106783561 is an equidigital number, since it uses as much as digits as its factorization.

58106783561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 58106783561 in words is "fifty-eight billion, one hundred six million, seven hundred eighty-three thousand, five hundred sixty-one".