290935261934516 has 12 divisors (see below), whose sum is σ = 511321844474532. Its totient is φ = 144843306370368.

The previous prime is 290935261934509. The next prime is 290935261934521. The reversal of 290935261934516 is 615439162539092.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24270934314916 + 266664327619600 = 4926554^2 + 16329860^2 .

It is a super-2 number, since 2×290935261934516² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156081148175 + ... + 156081150038.

It is an arithmetic number, because the mean of its divisors is an integer number (42610153706211).

Almost surely, 2^{290935261934516} is an apocalyptic number.

It is an amenable number.

290935261934516 is a deficient number, since it is larger than the sum of its proper divisors (220386582540016).

290935261934516 is a wasteful number, since it uses less digits than its factorization.

290935261934516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312162298450 (or 312162298448 counting only the distinct ones).

The product of its (nonzero) digits is 94478400, while the sum is 65.

The spelling of 290935261934516 in words is "two hundred ninety trillion, nine hundred thirty-five billion, two hundred sixty-one million, nine hundred thirty-four thousand, five hundred sixteen".