450713581890 has 64 divisors (see below), whose sum is σ = 1270823202432. Its totient is φ = 100858982400.

The previous prime is 450713581867. The next prime is 450713581907. The reversal of 450713581890 is 98185317054.

450713581890 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×450713581890² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52526431 + ... + 52535010.

It is an arithmetic number, because the mean of its divisors is an integer number (19856612538).

Almost surely, 2^450713581890 is an apocalyptic number.

450713581890 is an abundant number, since it is smaller than the sum of its proper divisors (820109620542).

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

450713581890 is a wasteful number, since it uses less digits than its factorization.

450713581890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105061475.

The product of its (nonzero) digits is 1209600, while the sum is 51.

The spelling of 450713581890 in words is "four hundred fifty billion, seven hundred thirteen million, five hundred eighty-one thousand, eight hundred ninety".