78202283706563 has 8 divisors (see below), whose sum is σ = 78797274688560. Its totient is φ = 77607643034880.

The previous prime is 78202283706553. The next prime is 78202283706583. The reversal of 78202283706563 is 36560738220287.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-78202283706563 is a prime.

It is a super-2 number, since 2×78202283706563² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (78202283706553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87129398 + ... + 88022363.

It is an arithmetic number, because the mean of its divisors is an integer number (9849659336070).

Almost surely, 2^{78202283706563} is an apocalyptic number.

78202283706563 is a deficient number, since it is larger than the sum of its proper divisors (594990981997).

78202283706563 is a wasteful number, since it uses less digits than its factorization.

78202283706563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175155157.

The product of its (nonzero) digits is 40642560, while the sum is 59.

The spelling of 78202283706563 in words is "seventy-eight trillion, two hundred two billion, two hundred eighty-three million, seven hundred six thousand, five hundred sixty-three".