48139659 has 12 divisors (see below), whose sum is σ = 69615000. Its totient is φ = 32056224.

The previous prime is 48139643. The next prime is 48139691. The reversal of 48139659 is 95693184.

It is a happy number.

It is not a de Polignac number, because 48139659 - 2⁴ = 48139643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48139639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6892 + ... + 11990.

It is an arithmetic number, because the mean of its divisors is an integer number (5801250).

Almost surely, 2^48139659 is an apocalyptic number.

48139659 is a deficient number, since it is larger than the sum of its proper divisors (21475341).

48139659 is a wasteful number, since it uses less digits than its factorization.

48139659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6154 (or 6151 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 48139659 is about 6938.2749296925. The cubic root of 48139659 is about 363.7762456706.

The spelling of 48139659 in words is "forty-eight million, one hundred thirty-nine thousand, six hundred fifty-nine".