50456551 has 4 divisors (see below), whose sum is σ = 50470992. Its totient is φ = 50442112.

The previous prime is 50456543. The next prime is 50456557. The reversal of 50456551 is 15565405.

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 not a de Polignac number, because 50456551 - 2³ = 50456543 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50456557) 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, 1671 + ... + 10183.

It is an arithmetic number, because the mean of its divisors is an integer number (12617748).

Almost surely, 2^50456551 is an apocalyptic number.

50456551 is a deficient number, since it is larger than the sum of its proper divisors (14441).

50456551 is an equidigital number, since it uses as much as digits as its factorization.

50456551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14440.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 50456551 is about 7103.2774829652. The cubic root of 50456551 is about 369.5210530479.

The spelling of 50456551 in words is "fifty million, four hundred fifty-six thousand, five hundred fifty-one".