50103745451 has 4 divisors (see below), whose sum is σ = 50104224432. Its totient is φ = 50103266472.

The previous prime is 50103745423. The next prime is 50103745453. The reversal of 50103745451 is 15454730105.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50103745451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50103745453) 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, 7991 + ... + 316656.

It is an arithmetic number, because the mean of its divisors is an integer number (12526056108).

Almost surely, 2^50103745451 is an apocalyptic number.

50103745451 is a deficient number, since it is larger than the sum of its proper divisors (478981).

50103745451 is a wasteful number, since it uses less digits than its factorization.

50103745451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478980.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 50103745451 in words is "fifty billion, one hundred three million, seven hundred forty-five thousand, four hundred fifty-one".