290042563371377 has 2 divisors, whose sum is σ = 290042563371378. Its totient is φ = 290042563371376.

The previous prime is 290042563371313. The next prime is 290042563371391. The reversal of 290042563371377 is 773173365240092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203916572164096 + 86125991207281 = 14279936^2 + 9280409^2 .

It is a cyclic number.

It is not a de Polignac number, because 290042563371377 - 2⁶ = 290042563371313 is a prime.

It is a super-2 number, since 2×290042563371377² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (290042553371377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145021281685688 + 145021281685689.

It is an arithmetic number, because the mean of its divisors is an integer number (145021281685689).

Almost surely, 2^{290042563371377} is an apocalyptic number.

It is an amenable number.

290042563371377 is a deficient number, since it is larger than the sum of its proper divisors (1).

290042563371377 is an equidigital number, since it uses as much as digits as its factorization.

290042563371377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40007520, while the sum is 59.

The spelling of 290042563371377 in words is "two hundred ninety trillion, forty-two billion, five hundred sixty-three million, three hundred seventy-one thousand, three hundred seventy-seven".