50051006005551 has 8 divisors (see below), whose sum is σ = 66735096089904. Its totient is φ = 33367126629120.

The previous prime is 50051006005549. The next prime is 50051006005579. The reversal of 50051006005551 is 15550060015005.

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

It is not a de Polignac number, because 50051006005551 - 2¹ = 50051006005549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50051002005551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52121890 + ... + 53073471.

It is an arithmetic number, because the mean of its divisors is an integer number (8341887011238).

Almost surely, 2^{50051006005551} is an apocalyptic number.

50051006005551 is a deficient number, since it is larger than the sum of its proper divisors (16684090084353).

50051006005551 is a wasteful number, since it uses less digits than its factorization.

50051006005551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105353961.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 50051006005551 in words is "fifty trillion, fifty-one billion, six million, five thousand, five hundred fifty-one".