50445454455420 has 24 divisors (see below), whose sum is σ = 141247272475344. Its totient is φ = 13452121188096.

The previous prime is 50445454455379. The next prime is 50445454455427. The reversal of 50445454455420 is 2455445454405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50445454455427) 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, 420378787069 + ... + 420378787188.

It is an arithmetic number, because the mean of its divisors is an integer number (5885303019806).

Almost surely, 2^{50445454455420} is an apocalyptic number.

It is an amenable number.

50445454455420 is an abundant number, since it is smaller than the sum of its proper divisors (90801818019924).

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

50445454455420 is a wasteful number, since it uses less digits than its factorization.

50445454455420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840757574269 (or 840757574267 counting only the distinct ones).

The product of its (nonzero) digits is 25600000, while the sum is 51.

The spelling of 50445454455420 in words is "fifty trillion, four hundred forty-five billion, four hundred fifty-four million, four hundred fifty-five thousand, four hundred twenty".