50551521434 has 8 divisors (see below), whose sum is σ = 76522945620. Its totient is φ = 25043872896.

The previous prime is 50551521421. The next prime is 50551521437. The reversal of 50551521434 is 43412515505.

It can be written as a sum of positive squares in 2 ways, for example, as 42252858025 + 8298663409 = 205555^2 + 91097^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×50551521434² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50551521394 and 50551521403.

It is not an unprimeable number, because it can be changed into a prime (50551521437) 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, 115943639 + ... + 115944074.

Almost surely, 2^50551521434 is an apocalyptic number.

50551521434 is a deficient number, since it is larger than the sum of its proper divisors (25971424186).

50551521434 is a wasteful number, since it uses less digits than its factorization.

50551521434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231887824.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 50551521434 in words is "fifty billion, five hundred fifty-one million, five hundred twenty-one thousand, four hundred thirty-four".