84768739360 has 24 divisors (see below), whose sum is σ = 200266147116. Its totient is φ = 33907495680.

The previous prime is 84768739339. The next prime is 84768739409. The reversal of 84768739360 is 6393786748.

It can be written as a sum of positive squares in 2 ways, for example, as 70163533456 + 14605205904 = 264884^2 + 120852^2 .

It is a super-2 number, since 2×84768739360² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264902151 + ... + 264902470.

Almost surely, 2^84768739360 is an apocalyptic number.

84768739360 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84768739360 is an abundant number, since it is smaller than the sum of its proper divisors (115497407756).

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

84768739360 is a wasteful number, since it uses less digits than its factorization.

84768739360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529804636 (or 529804628 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 61.

The spelling of 84768739360 in words is "eighty-four billion, seven hundred sixty-eight million, seven hundred thirty-nine thousand, three hundred sixty".