48699931959779 has 4 divisors (see below), whose sum is σ = 51564633839784. Its totient is φ = 45835230079776.

The previous prime is 48699931959743. The next prime is 48699931959781. The reversal of 48699931959779 is 97795913999684.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48699931959779 - 2²⁴ = 48699915182563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48699931959691 and 48699931959700.

It is not an unprimeable number, because it can be changed into a prime (48699931959979) 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, 1432350939977 + ... + 1432350940010.

It is an arithmetic number, because the mean of its divisors is an integer number (12891158459946).

Almost surely, 2^{48699931959779} is an apocalyptic number.

48699931959779 is a deficient number, since it is larger than the sum of its proper divisors (2864701880005).

48699931959779 is a wasteful number, since it uses less digits than its factorization.

48699931959779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864701880004.

The product of its digits is 74996953920, while the sum is 95.

The spelling of 48699931959779 in words is "forty-eight trillion, six hundred ninety-nine billion, nine hundred thirty-one million, nine hundred fifty-nine thousand, seven hundred seventy-nine".