920387767796 has 12 divisors (see below), whose sum is σ = 1840775535648. Its totient is φ = 394451900472.

The previous prime is 920387767769. The next prime is 920387767807. The reversal of 920387767796 is 697767783029.

920387767796 is an admirable number.

It is a super-2 number, since 2×920387767796² (a number of 25 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, 16435495826 + ... + 16435495881.

It is an arithmetic number, because the mean of its divisors is an integer number (153397961304).

Almost surely, 2^920387767796 is an apocalyptic number.

It is an amenable number.

920387767796 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

920387767796 is a wasteful number, since it uses less digits than its factorization.

920387767796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32870991718 (or 32870991716 counting only the distinct ones).

The product of its (nonzero) digits is 336063168, while the sum is 71.

The spelling of 920387767796 in words is "nine hundred twenty billion, three hundred eighty-seven million, seven hundred sixty-seven thousand, seven hundred ninety-six".