50145454446 has 32 divisors (see below), whose sum is σ = 101105553408. Its totient is φ = 16579442880.

The previous prime is 50145454439. The next prime is 50145454451. The reversal of 50145454446 is 64445454105.

It is a happy number.

It is a super-2 number, since 2×50145454446² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50145454398 and 50145454407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5880666 + ... + 5889186.

It is an arithmetic number, because the mean of its divisors is an integer number (3159548544).

Almost surely, 2^50145454446 is an apocalyptic number.

50145454446 is an abundant number, since it is smaller than the sum of its proper divisors (50960098962).

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

50145454446 is a wasteful number, since it uses less digits than its factorization.

50145454446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16376.

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 50145454446 in words is "fifty billion, one hundred forty-five million, four hundred fifty-four thousand, four hundred forty-six".