773213524020 has 144 divisors (see below), whose sum is σ = 2685601027200. Its totient is φ = 176396444928.

The previous prime is 773213523959. The next prime is 773213524037. The reversal of 773213524020 is 20425312377.

773213524020 is a `hidden beast` number, since 77 + 32 + 13 + 524 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72306 + ... + 1245654.

Almost surely, 2^773213524020 is an apocalyptic number.

773213524020 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 773213524020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1342800513600).

773213524020 is an abundant number, since it is smaller than the sum of its proper divisors (1912387503180).

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

773213524020 is a wasteful number, since it uses less digits than its factorization.

773213524020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173894 (or 1173889 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

Adding to 773213524020 its reverse (20425312377), we get a palindrome (793638836397).

The spelling of 773213524020 in words is "seven hundred seventy-three billion, two hundred thirteen million, five hundred twenty-four thousand, twenty".