773220736800 has 486 divisors, whose sum is σ = 2803083690771. Its totient is φ = 200561356800.

The previous prime is 773220736793. The next prime is 773220736811. The reversal of 773220736800 is 8637022377.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 480232368144 + 292988368656 = 692988^2 + 541284^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=621780.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 3208384680 + ... + 3208384920.

Almost surely, 2^773220736800 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 773220736800

773220736800 is an abundant number, since it is smaller than the sum of its proper divisors (2029862953971).

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

773220736800 is a wasteful number, since it uses less digits than its factorization.

773220736800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 773220736800 in words is "seven hundred seventy-three billion, two hundred twenty million, seven hundred thirty-six thousand, eight hundred".