84745809963 has 6 divisors (see below), whose sum is σ = 122410614404. Its totient is φ = 56497206636.

The previous prime is 84745809943. The next prime is 84745809977. The reversal of 84745809963 is 36990854748.

84745809963 is a `hidden beast` number, since 8 + 47 + 4 + 580 + 9 + 9 + 6 + 3 = 666.

It is not a de Polignac number, because 84745809963 - 2⁶ = 84745809899 is a prime.

It is a super-2 number, since 2×84745809963² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84745809963.

It is not an unprimeable number, because it can be changed into a prime (84745809943) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4708100545 + ... + 4708100562.

Almost surely, 2^84745809963 is an apocalyptic number.

84745809963 is a deficient number, since it is larger than the sum of its proper divisors (37664804441).

84745809963 is a wasteful number, since it uses less digits than its factorization.

84745809963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9416201113 (or 9416201110 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 84745809963 in words is "eighty-four billion, seven hundred forty-five million, eight hundred nine thousand, nine hundred sixty-three".