308920776912 has 800 divisors, whose sum is σ = 1043817477120. Its totient is φ = 88067865600.

The previous prime is 308920776863. The next prime is 308920776937. The reversal of 308920776912 is 219677029803.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2834135514 + ... + 2834135622.

Almost surely, 2^308920776912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 308920776912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521908738560).

308920776912 is an abundant number, since it is smaller than the sum of its proper divisors (734896700208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

308920776912 is a wasteful number, since it uses less digits than its factorization.

308920776912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 308920776912 in words is "three hundred eight billion, nine hundred twenty million, seven hundred seventy-six thousand, nine hundred twelve".