50637585451 has 4 divisors (see below), whose sum is σ = 50641571952. Its totient is φ = 50633598952.

The previous prime is 50637585433. The next prime is 50637585461. The reversal of 50637585451 is 15458573605.

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

It is a cyclic number.

It is not a de Polignac number, because 50637585451 - 2¹³ = 50637577259 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50637585395 and 50637585404.

It is not an unprimeable number, because it can be changed into a prime (50637585461) 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 3 ways as a sum of consecutive naturals, for example, 1974136 + ... + 1999621.

It is an arithmetic number, because the mean of its divisors is an integer number (12660392988).

Almost surely, 2^50637585451 is an apocalyptic number.

50637585451 is a deficient number, since it is larger than the sum of its proper divisors (3986501).

50637585451 is a wasteful number, since it uses less digits than its factorization.

50637585451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3986500.

The product of its (nonzero) digits is 2520000, while the sum is 49.

The spelling of 50637585451 in words is "fifty billion, six hundred thirty-seven million, five hundred eighty-five thousand, four hundred fifty-one".