4991677477141 has 4 divisors (see below), whose sum is σ = 5005818206892. Its totient is φ = 4977536747392.

The previous prime is 4991677477133. The next prime is 4991677477183. The reversal of 4991677477141 is 1417747761994.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3814419926916 + 1177257550225 = 1953054^2 + 1085015^2 .

It is a cyclic number.

It is not a de Polignac number, because 4991677477141 - 2³ = 4991677477133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4991677177141) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7070364346 + ... + 7070365051.

It is an arithmetic number, because the mean of its divisors is an integer number (1251454551723).

Almost surely, 2^{4991677477141} is an apocalyptic number.

It is an amenable number.

4991677477141 is a deficient number, since it is larger than the sum of its proper divisors (14140729751).

4991677477141 is a wasteful number, since it uses less digits than its factorization.

4991677477141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14140729750.

The product of its digits is 74680704, while the sum is 67.

The spelling of 4991677477141 in words is "four trillion, nine hundred ninety-one billion, six hundred seventy-seven million, four hundred seventy-seven thousand, one hundred forty-one".