49860569929 has 4 divisors (see below), whose sum is σ = 50159136384. Its totient is φ = 49562003476.

The previous prime is 49860569903. The next prime is 49860570059. The reversal of 49860569929 is 92996506894.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49860569929 - 2⁹ = 49860569417 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49860560929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149282977 + ... + 149283310.

It is an arithmetic number, because the mean of its divisors is an integer number (12539784096).

Almost surely, 2^49860569929 is an apocalyptic number.

It is an amenable number.

49860569929 is a deficient number, since it is larger than the sum of its proper divisors (298566455).

49860569929 is a wasteful number, since it uses less digits than its factorization.

49860569929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298566454.

The product of its (nonzero) digits is 75582720, while the sum is 67.

The spelling of 49860569929 in words is "forty-nine billion, eight hundred sixty million, five hundred sixty-nine thousand, nine hundred twenty-nine".