434243141342420 has 12 divisors (see below), whose sum is σ = 911910596819124. Its totient is φ = 173697256536960.

The previous prime is 434243141342419. The next prime is 434243141342497. The reversal of 434243141342420 is 24243141342434.

It can be written as a sum of positive squares in 2 ways, for example, as 44096027754256 + 390147113588164 = 6640484^2 + 19752142^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10856078533541 + ... + 10856078533580.

It is an arithmetic number, because the mean of its divisors is an integer number (75992549734927).

Almost surely, 2^{434243141342420} is an apocalyptic number.

It is an amenable number.

434243141342420 is an abundant number, since it is smaller than the sum of its proper divisors (477667455476704).

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

434243141342420 is a wasteful number, since it uses less digits than its factorization.

434243141342420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21712157067130 (or 21712157067128 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 41.

Adding to 434243141342420 its reverse (24243141342434), we get a palindrome (458486282684854).

The spelling of 434243141342420 in words is "four hundred thirty-four trillion, two hundred forty-three billion, one hundred forty-one million, three hundred forty-two thousand, four hundred twenty".