2381679705544 has 16 divisors (see below), whose sum is σ = 4465708063920. Its totient is φ = 1190824221840.

The previous prime is 2381679705529. The next prime is 2381679705557. The reversal of 2381679705544 is 4455079761832.

It is an unprimeable number.

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, 1293154 + ... + 2536849.

It is an arithmetic number, because the mean of its divisors is an integer number (279106753995).

It is a 1-persistent number, because it is pandigital, but 2⋅2381679705544 = 4763359411088 is not.

Almost surely, 2^{2381679705544} is an apocalyptic number.

It is an amenable number.

2381679705544 is a deficient number, since it is larger than the sum of its proper divisors (2084028358376).

2381679705544 is a wasteful number, since it uses less digits than its factorization.

2381679705544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907740 (or 3907736 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 61.

The spelling of 2381679705544 in words is "two trillion, three hundred eighty-one billion, six hundred seventy-nine million, seven hundred five thousand, five hundred forty-four".