1285435971362 has 16 divisors (see below), whose sum is σ = 2044970131392. Its totient is φ = 604695466320.

The previous prime is 1285435971359. The next prime is 1285435971377. The reversal of 1285435971362 is 2631795345821.

It is a junction number, because it is equal to n+sod(n) for n = 1285435971298 and 1285435971307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229048508 + ... + 229054119.

It is an arithmetic number, because the mean of its divisors is an integer number (127810633212).

Almost surely, 2^{1285435971362} is an apocalyptic number.

1285435971362 is a deficient number, since it is larger than the sum of its proper divisors (759534160030).

1285435971362 is a wasteful number, since it uses less digits than its factorization.

1285435971362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458102713.

The product of its digits is 10886400, while the sum is 56.

The spelling of 1285435971362 in words is "one trillion, two hundred eighty-five billion, four hundred thirty-five million, nine hundred seventy-one thousand, three hundred sixty-two".