50400404042 has 16 divisors (see below), whose sum is σ = 76566272640. Its totient is φ = 24878385792.

The previous prime is 50400404029. The next prime is 50400404053. The reversal of 50400404042 is 24040400405.

It is a junction number, because it is equal to n+sod(n) for n = 50400403999 and 50400404017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2370953 + ... + 2392115.

It is an arithmetic number, because the mean of its divisors is an integer number (4785392040).

Almost surely, 2^50400404042 is an apocalyptic number.

50400404042 is a deficient number, since it is larger than the sum of its proper divisors (26165868598).

50400404042 is a wasteful number, since it uses less digits than its factorization.

50400404042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36317.

The product of its (nonzero) digits is 2560, while the sum is 23.

Adding to 50400404042 its reverse (24040400405), we get a palindrome (74440804447).

The spelling of 50400404042 in words is "fifty billion, four hundred million, four hundred four thousand, forty-two".