290250925091 has 2 divisors, whose sum is σ = 290250925092. Its totient is φ = 290250925090.

The previous prime is 290250925031. The next prime is 290250925103. The reversal of 290250925091 is 190529052092.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-290250925091 is a prime.

It is not a weakly prime, because it can be changed into another prime (290250925031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145125462545 + 145125462546.

It is an arithmetic number, because the mean of its divisors is an integer number (145125462546).

Almost surely, 2^290250925091 is an apocalyptic number.

290250925091 is a deficient number, since it is larger than the sum of its proper divisors (1).

290250925091 is an equidigital number, since it uses as much as digits as its factorization.

290250925091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 44.

The spelling of 290250925091 in words is "two hundred ninety billion, two hundred fifty million, nine hundred twenty-five thousand, ninety-one".