49699930671 has 20 divisors (see below), whose sum is σ = 76053918864. Its totient is φ = 32325156000.

The previous prime is 49699930613. The next prime is 49699930733. The reversal of 49699930671 is 17603999694.

It is not a de Polignac number, because 49699930671 - 2⁶ = 49699930607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49699930599 and 49699930608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49699930471) 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 19 ways as a sum of consecutive naturals, for example, 7479355 + ... + 7485996.

Almost surely, 2^49699930671 is an apocalyptic number.

49699930671 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

49699930671 is a deficient number, since it is larger than the sum of its proper divisors (26353988193).

49699930671 is a wasteful number, since it uses less digits than its factorization.

49699930671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14965404 (or 14965395 counting only the distinct ones).

The product of its (nonzero) digits is 19840464, while the sum is 63.

The spelling of 49699930671 in words is "forty-nine billion, six hundred ninety-nine million, nine hundred thirty thousand, six hundred seventy-one".