2443978081052 has 12 divisors (see below), whose sum is σ = 4277028852096. Its totient is φ = 1221969837600.

The previous prime is 2443978081021. The next prime is 2443978081057. The reversal of 2443978081052 is 2501808793442.

It is a junction number, because it is equal to n+sod(n) for n = 2443978080985 and 2443978081003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2443978081057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4512449 + ... + 5024952.

It is an arithmetic number, because the mean of its divisors is an integer number (356419071008).

Almost surely, 2^{2443978081052} is an apocalyptic number.

It is an amenable number.

2443978081052 is a deficient number, since it is larger than the sum of its proper divisors (1833050771044).

2443978081052 is a wasteful number, since it uses less digits than its factorization.

2443978081052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9601468 (or 9601466 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 2443978081052 in words is "two trillion, four hundred forty-three billion, nine hundred seventy-eight million, eighty-one thousand, fifty-two".