434030040620 has 96 divisors (see below), whose sum is σ = 1054102787136. Its totient is φ = 148363059200.

The previous prime is 434030040617. The next prime is 434030040641. The reversal of 434030040620 is 26040030434.

It is a self number, because there is not a number n which added to its sum of digits gives 434030040620.

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, 2999864 + ... + 3141216.

It is an arithmetic number, because the mean of its divisors is an integer number (10980237366).

Almost surely, 2^434030040620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 434030040620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (527051393568).

434030040620 is an abundant number, since it is smaller than the sum of its proper divisors (620072746516).

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

434030040620 is a wasteful number, since it uses less digits than its factorization.

434030040620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142211 (or 142209 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The spelling of 434030040620 in words is "four hundred thirty-four billion, thirty million, forty thousand, six hundred twenty".