49159664 has 20 divisors (see below), whose sum is σ = 97463256. Its totient is φ = 24007872.

The previous prime is 49159661. The next prime is 49159667. The reversal of 49159664 is 46695194.

It is an interprime number because it is at equal distance from previous prime (49159661) and next prime (49159667).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49159661) 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, 35039 + ... + 36414.

Almost surely, 2^49159664 is an apocalyptic number.

It is an amenable number.

49159664 is a deficient number, since it is larger than the sum of its proper divisors (48303592).

49159664 is a wasteful number, since it uses less digits than its factorization.

49159664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71504 (or 71498 counting only the distinct ones).

The product of its digits is 233280, while the sum is 44.

The square root of 49159664 is about 7011.3952962303. The cubic root of 49159664 is about 366.3275954513.

The spelling of 49159664 in words is "forty-nine million, one hundred fifty-nine thousand, six hundred sixty-four".