290020769776 has 10 divisors (see below), whose sum is σ = 561915241472. Its totient is φ = 145010384880.

The previous prime is 290020769767. The next prime is 290020769803. The reversal of 290020769776 is 677967020092.

It is a super-2 number, since 2×290020769776² (a number of 24 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 as a sum of consecutive naturals, namely, 9063149040 + ... + 9063149071.

Almost surely, 2^290020769776 is an apocalyptic number.

It is an amenable number.

290020769776 is a deficient number, since it is larger than the sum of its proper divisors (271894471696).

290020769776 is a wasteful number, since it uses less digits than its factorization.

290020769776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18126298119 (or 18126298113 counting only the distinct ones).

The product of its (nonzero) digits is 4000752, while the sum is 55.

The spelling of 290020769776 in words is "two hundred ninety billion, twenty million, seven hundred sixty-nine thousand, seven hundred seventy-six".