4991067012672 has 168 divisors, whose sum is σ = 16312715762616. Its totient is φ = 1445376835584.

The previous prime is 4991067012571. The next prime is 4991067012703. The reversal of 4991067012672 is 2762107601994.

4991067012672 is a `hidden beast` number, since 499 + 1 + 0 + 6 + 70 + 12 + 6 + 72 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 803575987776 + 4187491024896 = 896424^2 + 2046336^2 .

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19476883 + ... + 19731474.

It is an arithmetic number, because the mean of its divisors is an integer number (97099498587).

Almost surely, 2^{4991067012672} is an apocalyptic number.

It is an amenable number.

4991067012672 is an abundant number, since it is smaller than the sum of its proper divisors (11321648749944).

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

4991067012672 is a wasteful number, since it uses less digits than its factorization.

4991067012672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39208405 (or 39208392 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 4991067012672 in words is "four trillion, nine hundred ninety-one billion, sixty-seven million, twelve thousand, six hundred seventy-two".