784451573052 has 48 divisors (see below), whose sum is σ = 2092989330432. Its totient is φ = 224009184960.

The previous prime is 784451573051. The next prime is 784451573099. The reversal of 784451573052 is 250375154487.

It is a junction number, because it is equal to n+sod(n) for n = 784451572986 and 784451573004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (784451573051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2338483 + ... + 2652810.

It is an arithmetic number, because the mean of its divisors is an integer number (43603944384).

Almost surely, 2^784451573052 is an apocalyptic number.

It is an amenable number.

784451573052 is an abundant number, since it is smaller than the sum of its proper divisors (1308537757380).

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

784451573052 is a wasteful number, since it uses less digits than its factorization.

784451573052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993178 (or 4993176 counting only the distinct ones).

The product of its (nonzero) digits is 4704000, while the sum is 51.

The spelling of 784451573052 in words is "seven hundred eighty-four billion, four hundred fifty-one million, five hundred seventy-three thousand, fifty-two".