290942178068 has 12 divisors (see below), whose sum is σ = 531285716640. Its totient is φ = 139146259032.

The previous prime is 290942178031. The next prime is 290942178103. The reversal of 290942178068 is 860871249092.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1581207398 + ... + 1581207581.

It is an arithmetic number, because the mean of its divisors is an integer number (44273809720).

Almost surely, 2^290942178068 is an apocalyptic number.

It is an amenable number.

290942178068 is a deficient number, since it is larger than the sum of its proper divisors (240343538572).

290942178068 is a wasteful number, since it uses less digits than its factorization.

290942178068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3162415006 (or 3162415004 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 56.

The spelling of 290942178068 in words is "two hundred ninety billion, nine hundred forty-two million, one hundred seventy-eight thousand, sixty-eight".