434400032450 has 48 divisors (see below), whose sum is σ = 819420053760. Its totient is φ = 171314296320.

The previous prime is 434400032351. The next prime is 434400032453. The reversal of 434400032450 is 54230004434.

It is a super-2 number, since 2×434400032450² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434400032453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1105271 + ... + 1445829.

It is an arithmetic number, because the mean of its divisors is an integer number (17071251120).

Almost surely, 2^434400032450 is an apocalyptic number.

434400032450 is a deficient number, since it is larger than the sum of its proper divisors (385020021310).

434400032450 is a wasteful number, since it uses less digits than its factorization.

434400032450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340931 (or 340926 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 434400032450 its reverse (54230004434), we get a palindrome (488630036884).

The spelling of 434400032450 in words is "four hundred thirty-four billion, four hundred million, thirty-two thousand, four hundred fifty".