773520423720 has 64 divisors (see below), whose sum is σ = 2531521391040. Its totient is φ = 187520102400.

The previous prime is 773520423713. The next prime is 773520423737. The reversal of 773520423720 is 27324025377.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292998841 + ... + 293001480.

It is an arithmetic number, because the mean of its divisors is an integer number (39555021735).

Almost surely, 2^773520423720 is an apocalyptic number.

It is an amenable number.

773520423720 is an abundant number, since it is smaller than the sum of its proper divisors (1758000967320).

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

773520423720 is a wasteful number, since it uses less digits than its factorization.

773520423720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586000346 (or 586000342 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 42.

The spelling of 773520423720 in words is "seven hundred seventy-three billion, five hundred twenty million, four hundred twenty-three thousand, seven hundred twenty".