50500655015065 has 4 divisors (see below), whose sum is σ = 60600786018084. Its totient is φ = 40400524012048.

The previous prime is 50500655015003. The next prime is 50500655015077. The reversal of 50500655015065 is 56051055600505.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38353087982169 + 12147567032896 = 6192987^2 + 3485336^2 .

It is a cyclic number.

It is not a de Polignac number, because 50500655015065 - 2⁷ = 50500655014937 is a prime.

It is a Duffinian 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, 5050065501502 + ... + 5050065501511.

It is an arithmetic number, because the mean of its divisors is an integer number (15150196504521).

Almost surely, 2^{50500655015065} is an apocalyptic number.

It is an amenable number.

50500655015065 is a deficient number, since it is larger than the sum of its proper divisors (10100131003019).

50500655015065 is a wasteful number, since it uses less digits than its factorization.

50500655015065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100131003018.

The product of its (nonzero) digits is 562500, while the sum is 43.

The spelling of 50500655015065 in words is "fifty trillion, five hundred billion, six hundred fifty-five million, fifteen thousand, sixty-five".