49659659 has 8 divisors (see below), whose sum is σ = 56993280. Its totient is φ = 42385896.

The previous prime is 49659653. The next prime is 49659671. The reversal of 49659659 is 95695694.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49659659 - 2⁸ = 49659403 is a prime.

It is a super-3 number, since 3×49659659³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49659659.

It is not an unprimeable number, because it can be changed into a prime (49659653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13169 + ... + 16514.

It is an arithmetic number, because the mean of its divisors is an integer number (7124160).

Almost surely, 2^49659659 is an apocalyptic number.

49659659 is a deficient number, since it is larger than the sum of its proper divisors (7333621).

49659659 is a wasteful number, since it uses less digits than its factorization.

49659659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29929.

The product of its digits is 2624400, while the sum is 53.

The square root of 49659659 is about 7046.9609761939. The cubic root of 49659659 is about 367.5653614444.

The spelling of 49659659 in words is "forty-nine million, six hundred fifty-nine thousand, six hundred fifty-nine".