24379897442 has 4 divisors (see below), whose sum is σ = 36569846166. Its totient is φ = 12189948720.

The previous prime is 24379897433. The next prime is 24379897501. The reversal of 24379897442 is 24479897342.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24479897342 = 2 ⋅12239948671.

It can be written as a sum of positive squares in only one way, i.e., 17025291361 + 7354606081 = 130481^2 + 85759^2 .

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 as a sum of consecutive naturals, namely, 6094974359 + ... + 6094974362.

Almost surely, 2^24379897442 is an apocalyptic number.

24379897442 is a deficient number, since it is larger than the sum of its proper divisors (12189948724).

24379897442 is a wasteful number, since it uses less digits than its factorization.

24379897442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12189948723.

The product of its digits is 24385536, while the sum is 59.

The spelling of 24379897442 in words is "twenty-four billion, three hundred seventy-nine million, eight hundred ninety-seven thousand, four hundred forty-two".