2447538741866 has 32 divisors (see below), whose sum is σ = 3761665971840. Its totient is φ = 1194069240000.

The previous prime is 2447538741863. The next prime is 2447538741911. The reversal of 2447538741866 is 6681478357442.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2447538741863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5377100 + ... + 5814488.

It is an arithmetic number, because the mean of its divisors is an integer number (117552061620).

Almost surely, 2^{2447538741866} is an apocalyptic number.

2447538741866 is a deficient number, since it is larger than the sum of its proper divisors (1314127229974).

2447538741866 is a wasteful number, since it uses less digits than its factorization.

2447538741866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437870.

The product of its digits is 216760320, while the sum is 65.

The spelling of 2447538741866 in words is "two trillion, four hundred forty-seven billion, five hundred thirty-eight million, seven hundred forty-one thousand, eight hundred sixty-six".