50426622738 has 42 divisors (see below), whose sum is σ = 113427308997. Its totient is φ = 16806016080.

The previous prime is 50426622737. The next prime is 50426622761. The reversal of 50426622738 is 83722662405.

It can be written as a sum of positive squares in 2 ways, for example, as 44000516169 + 6426106569 = 209763^2 + 80163^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=158787.

It is a junction number, because it is equal to n+sod(n) for n = 50426622693 and 50426622702.

It is not an unprimeable number, because it can be changed into a prime (50426622737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 8571558 + ... + 8577438.

Almost surely, 2^50426622738 is an apocalyptic number.

50426622738 is an abundant number, since it is smaller than the sum of its proper divisors (63000686259).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50426622738 is an frugal number, since it uses more digits than its factorization.

50426622738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11782 (or 5886 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 50426622738 in words is "fifty billion, four hundred twenty-six million, six hundred twenty-two thousand, seven hundred thirty-eight".