8868741947951 has 4 divisors (see below), whose sum is σ = 9108437676312. Its totient is φ = 8629046219592.

The previous prime is 8868741947887. The next prime is 8868741947993. The reversal of 8868741947951 is 1597491478688.

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

It is a cyclic number.

It is not a de Polignac number, because 8868741947951 - 2⁶ = 8868741947887 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 (8868741947851) 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, 119847864125 + ... + 119847864198.

It is an arithmetic number, because the mean of its divisors is an integer number (2277109419078).

Almost surely, 2^{8868741947951} is an apocalyptic number.

8868741947951 is a deficient number, since it is larger than the sum of its proper divisors (239695728361).

8868741947951 is a wasteful number, since it uses less digits than its factorization.

8868741947951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239695728360.

The product of its digits is 975421440, while the sum is 77.

The spelling of 8868741947951 in words is "eight trillion, eight hundred sixty-eight billion, seven hundred forty-one million, nine hundred forty-seven thousand, nine hundred fifty-one".