290560825434 has 128 divisors (see below), whose sum is σ = 665776226304. Its totient is φ = 83740608000.

The previous prime is 290560825421. The next prime is 290560825439. The reversal of 290560825434 is 434528065092.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (290560825439) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 168831694 + ... + 168833414.

It is an arithmetic number, because the mean of its divisors is an integer number (5201376768).

Almost surely, 2^290560825434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 290560825434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332888113152).

290560825434 is an abundant number, since it is smaller than the sum of its proper divisors (375215400870).

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

290560825434 is a wasteful number, since it uses less digits than its factorization.

290560825434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3292.

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 290560825434 in words is "two hundred ninety billion, five hundred sixty million, eight hundred twenty-five thousand, four hundred thirty-four".