49089399904 has 12 divisors (see below), whose sum is σ = 96644756124. Its totient is φ = 24544699936.

The previous prime is 49089399871. The next prime is 49089399907. The reversal of 49089399904 is 40999398094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49089399907) by changing a digit.

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, 767021842 + ... + 767021905.

It is an arithmetic number, because the mean of its divisors is an integer number (8053729677).

Almost surely, 2^49089399904 is an apocalyptic number.

It is an amenable number.

49089399904 is a deficient number, since it is larger than the sum of its proper divisors (47555356220).

49089399904 is a wasteful number, since it uses less digits than its factorization.

49089399904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534043757 (or 1534043749 counting only the distinct ones).

The product of its (nonzero) digits is 22674816, while the sum is 64.

The spelling of 49089399904 in words is "forty-nine billion, eighty-nine million, three hundred ninety-nine thousand, nine hundred four".