50415140413 has 6 divisors (see below), whose sum is σ = 55414989182. Its totient is φ = 45831945720.

The previous prime is 50415140407. The next prime is 50415140429. The reversal of 50415140413 is 31404151405.

It can be written as a sum of positive squares in only one way, i.e., 29893718404 + 20521422009 = 172898^2 + 143253^2 .

It is a de Polignac number, because none of the positive numbers 2^k-50415140413 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 (50415140453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 208326906 + ... + 208327147.

Almost surely, 2^50415140413 is an apocalyptic number.

It is an amenable number.

50415140413 is a deficient number, since it is larger than the sum of its proper divisors (4999848769).

50415140413 is a wasteful number, since it uses less digits than its factorization.

50415140413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416654075 (or 416654064 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 50415140413 its reverse (31404151405), we get a palindrome (81819291818).

The spelling of 50415140413 in words is "fifty billion, four hundred fifteen million, one hundred forty thousand, four hundred thirteen".