50489989415 has 4 divisors (see below), whose sum is σ = 60587987304. Its totient is φ = 40391991528.

The previous prime is 50489989391. The next prime is 50489989423. The reversal of 50489989415 is 51498998405.

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 50489989415 - 2⁸ = 50489989159 is a prime.

It is a super-2 number, since 2×50489989415² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5048998937 + ... + 5048998946.

It is an arithmetic number, because the mean of its divisors is an integer number (15146996826).

Almost surely, 2^50489989415 is an apocalyptic number.

50489989415 is a deficient number, since it is larger than the sum of its proper divisors (10097997889).

50489989415 is a wasteful number, since it uses less digits than its factorization.

50489989415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10097997888.

The product of its (nonzero) digits is 18662400, while the sum is 62.

The spelling of 50489989415 in words is "fifty billion, four hundred eighty-nine million, nine hundred eighty-nine thousand, four hundred fifteen".