434836231854 has 16 divisors (see below), whose sum is σ = 915444698880. Its totient is φ = 137316704760.

The previous prime is 434836231853. The next prime is 434836231861. The reversal of 434836231854 is 458132638434.

It is a junction number, because it is equal to n+sod(n) for n = 434836231797 and 434836231806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434836231853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1907176342 + ... + 1907176569.

It is an arithmetic number, because the mean of its divisors is an integer number (57215293680).

Almost surely, 2^434836231854 is an apocalyptic number.

434836231854 is an abundant number, since it is smaller than the sum of its proper divisors (480608467026).

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

434836231854 is a wasteful number, since it uses less digits than its factorization.

434836231854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3814352935.

The product of its digits is 6635520, while the sum is 51.

The spelling of 434836231854 in words is "four hundred thirty-four billion, eight hundred thirty-six million, two hundred thirty-one thousand, eight hundred fifty-four".