50055009951 has 4 divisors (see below), whose sum is σ = 66740013272. Its totient is φ = 33370006632.

The previous prime is 50055009937. The next prime is 50055010039. The reversal of 50055009951 is 15990055005.

It is a happy number.

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

It is not a de Polignac number, because 50055009951 - 2¹¹ = 50055007903 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 (50055009551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8342501656 + ... + 8342501661.

It is an arithmetic number, because the mean of its divisors is an integer number (16685003318).

Almost surely, 2^50055009951 is an apocalyptic number.

50055009951 is a deficient number, since it is larger than the sum of its proper divisors (16685003321).

50055009951 is a wasteful number, since it uses less digits than its factorization.

50055009951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16685003320.

The product of its (nonzero) digits is 50625, while the sum is 39.

The spelling of 50055009951 in words is "fifty billion, fifty-five million, nine thousand, nine hundred fifty-one".