807780536192 has 128 divisors (see below), whose sum is σ = 1933755249600. Its totient is φ = 328773795840.

The previous prime is 807780536117. The next prime is 807780536207. The reversal of 807780536192 is 291635087708.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

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, 1330208 + ... + 1839840.

Almost surely, 2^807780536192 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 807780536192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (966877624800).

807780536192 is an abundant number, since it is smaller than the sum of its proper divisors (1125974713408).

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

807780536192 is a wasteful number, since it uses less digits than its factorization.

807780536192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509744 (or 509732 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 56.

The spelling of 807780536192 in words is "eight hundred seven billion, seven hundred eighty million, five hundred thirty-six thousand, one hundred ninety-two".