104538942849 has 32 divisors (see below), whose sum is σ = 155265208704. Its totient is φ = 62032711680.

The previous prime is 104538942847. The next prime is 104538942887. The reversal of 104538942849 is 948249835401.

It is not a de Polignac number, because 104538942849 - 2¹ = 104538942847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104538942847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171657 + ... + 488409.

It is an arithmetic number, because the mean of its divisors is an integer number (4852037772).

Almost surely, 2^104538942849 is an apocalyptic number.

It is an amenable number.

104538942849 is a deficient number, since it is larger than the sum of its proper divisors (50726265855).

104538942849 is a wasteful number, since it uses less digits than its factorization.

104538942849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316977.

The product of its (nonzero) digits is 9953280, while the sum is 57.

The spelling of 104538942849 in words is "one hundred four billion, five hundred thirty-eight million, nine hundred forty-two thousand, eight hundred forty-nine".