3405234025452 has 144 divisors (see below), whose sum is σ = 9590938866432. Its totient is φ = 936912896640.

The previous prime is 3405234025451. The next prime is 3405234025499. The reversal of 3405234025452 is 2545204325043.

It is a self number, because there is not a number n which added to its sum of digits gives 3405234025452.

It is not an unprimeable number, because it can be changed into a prime (3405234025451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 846718 + ... + 2743610.

It is an arithmetic number, because the mean of its divisors is an integer number (66603742128).

Almost surely, 2^{3405234025452} 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 3405234025452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4795469433216).

3405234025452 is an abundant number, since it is smaller than the sum of its proper divisors (6185704840980).

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

3405234025452 is a wasteful number, since it uses less digits than its factorization.

3405234025452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897028 (or 1897019 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 39.

The spelling of 3405234025452 in words is "three trillion, four hundred five billion, two hundred thirty-four million, twenty-five thousand, four hundred fifty-two".