290572562081 has 2 divisors, whose sum is σ = 290572562082. Its totient is φ = 290572562080.

The previous prime is 290572562023. The next prime is 290572562089. The reversal of 290572562081 is 180265275092.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283832152081 + 6740410000 = 532759^2 + 82100^2 .

It is a cyclic number.

It is not a de Polignac number, because 290572562081 - 2³⁴ = 273392692897 is a prime.

It is a super-2 number, since 2×290572562081² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (290572562089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145286281040 + 145286281041.

It is an arithmetic number, because the mean of its divisors is an integer number (145286281041).

Almost surely, 2^290572562081 is an apocalyptic number.

It is an amenable number.

290572562081 is a deficient number, since it is larger than the sum of its proper divisors (1).

290572562081 is an equidigital number, since it uses as much as digits as its factorization.

290572562081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 290572562081 in words is "two hundred ninety billion, five hundred seventy-two million, five hundred sixty-two thousand, eighty-one".