4450406346340 has 48 divisors (see below), whose sum is σ = 9369013389120. Its totient is φ = 1775751880320.

The previous prime is 4450406346247. The next prime is 4450406346343. The reversal of 4450406346340 is 436436040544.

It is a super-2 number, since 2×4450406346340² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4450406346343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140273719 + ... + 140305441.

It is an arithmetic number, because the mean of its divisors is an integer number (195187778940).

Almost surely, 2^{4450406346340} is an apocalyptic number.

It is an amenable number.

4450406346340 is an abundant number, since it is smaller than the sum of its proper divisors (4918607042780).

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

4450406346340 is a wasteful number, since it uses less digits than its factorization.

4450406346340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48892 (or 48890 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 43.

The spelling of 4450406346340 in words is "four trillion, four hundred fifty billion, four hundred six million, three hundred forty-six thousand, three hundred forty".