50555433391631 has 32 divisors (see below), whose sum is σ = 58951565352960. Its totient is φ = 42460622620416.

The previous prime is 50555433391613. The next prime is 50555433391633. The reversal of 50555433391631 is 13619333455505.

It is not a de Polignac number, because 50555433391631 - 2²² = 50555429197327 is a prime.

It is a super-2 number, since 2×50555433391631² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555433391633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 538998320 + ... + 539092106.

It is an arithmetic number, because the mean of its divisors is an integer number (1842236417280).

Almost surely, 2^{50555433391631} is an apocalyptic number.

50555433391631 is a deficient number, since it is larger than the sum of its proper divisors (8396131961329).

50555433391631 is a wasteful number, since it uses less digits than its factorization.

50555433391631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100743.

The product of its (nonzero) digits is 10935000, while the sum is 53.

The spelling of 50555433391631 in words is "fifty trillion, five hundred fifty-five billion, four hundred thirty-three million, three hundred ninety-one thousand, six hundred thirty-one".