1025220344346 has 48 divisors (see below), whose sum is σ = 2468969773920. Its totient is φ = 304811076960.

The previous prime is 1025220344339. The next prime is 1025220344353. The reversal of 1025220344346 is 6434430225201.

1025220344346 is a `hidden beast` number, since 1 + 0 + 2 + 5 + 2 + 203 + 443 + 4 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (1025220344339) and next prime (1025220344353).

It is a self number, because there is not a number n which added to its sum of digits gives 1025220344346.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48837436 + ... + 48858423.

It is an arithmetic number, because the mean of its divisors is an integer number (51436870290).

Almost surely, 2^{1025220344346} is an apocalyptic number.

1025220344346 is an abundant number, since it is smaller than the sum of its proper divisors (1443749429574).

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

1025220344346 is a wasteful number, since it uses less digits than its factorization.

1025220344346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97695931 (or 97695928 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 1025220344346 its reverse (6434430225201), we get a palindrome (7459650569547).

The spelling of 1025220344346 in words is "one trillion, twenty-five billion, two hundred twenty million, three hundred forty-four thousand, three hundred forty-six".