50439040079 has 8 divisors (see below), whose sum is σ = 52069670400. Its totient is φ = 48808632600.

The previous prime is 50439040073. The next prime is 50439040081. The reversal of 50439040079 is 97004093405.

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

It is a cyclic number.

It is not a de Polignac number, because 50439040079 - 2¹⁶ = 50438974543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50439040073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488972 + ... + 583070.

It is an arithmetic number, because the mean of its divisors is an integer number (6508708800).

Almost surely, 2^50439040079 is an apocalyptic number.

50439040079 is a deficient number, since it is larger than the sum of its proper divisors (1630630321).

50439040079 is a wasteful number, since it uses less digits than its factorization.

50439040079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111421.

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 50439040079 in words is "fifty billion, four hundred thirty-nine million, forty thousand, seventy-nine".