425474646474522 has 32 divisors (see below), whose sum is σ = 861335823216960. Its totient is φ = 140094326039040.

The previous prime is 425474646474421. The next prime is 425474646474539. The reversal of 425474646474522 is 225474646474524.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63331447 + ... + 69726762.

It is an arithmetic number, because the mean of its divisors is an integer number (26916744475530).

Almost surely, 2^{425474646474522} is an apocalyptic number.

425474646474522 is an abundant number, since it is smaller than the sum of its proper divisors (435861176742438).

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

425474646474522 is a wasteful number, since it uses less digits than its factorization.

425474646474522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133064718.

The product of its digits is 1445068800, while the sum is 66.

The spelling of 425474646474522 in words is "four hundred twenty-five trillion, four hundred seventy-four billion, six hundred forty-six million, four hundred seventy-four thousand, five hundred twenty-two".