290225085871 has 16 divisors (see below), whose sum is σ = 339801295680. Its totient is φ = 242678661120.

The previous prime is 290225085859. The next prime is 290225085889. The reversal of 290225085871 is 178580522092.

It is a de Polignac number, because none of the positive numbers 2^k-290225085871 is a prime.

It is a super-3 number, since 3×290225085871³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290225085851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4888815 + ... + 4947823.

It is an arithmetic number, because the mean of its divisors is an integer number (21237580980).

Almost surely, 2^290225085871 is an apocalyptic number.

290225085871 is a deficient number, since it is larger than the sum of its proper divisors (49576209809).

290225085871 is a wasteful number, since it uses less digits than its factorization.

290225085871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76194.

The product of its (nonzero) digits is 806400, while the sum is 49.

The spelling of 290225085871 in words is "two hundred ninety billion, two hundred twenty-five million, eighty-five thousand, eight hundred seventy-one".