49109664 has 24 divisors (see below), whose sum is σ = 128913120. Its totient is φ = 16369856.

The previous prime is 49109647. The next prime is 49109681. The reversal of 49109664 is 46690194.

49109664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (49109647) and next prime (49109681).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255684 + ... + 255875.

It is an arithmetic number, because the mean of its divisors is an integer number (5371380).

Almost surely, 2^49109664 is an apocalyptic number.

It is an amenable number.

49109664 is an abundant number, since it is smaller than the sum of its proper divisors (79803456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49109664 is a wasteful number, since it uses less digits than its factorization.

49109664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511572 (or 511564 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 49109664 is about 7007.8287650313. The cubic root of 49109664 is about 366.2033567861.

The spelling of 49109664 in words is "forty-nine million, one hundred nine thousand, six hundred sixty-four".