1225065506992 has 40 divisors (see below), whose sum is σ = 2440917490032. Its totient is φ = 595267584000.

The previous prime is 1225065506983. The next prime is 1225065506999. The reversal of 1225065506992 is 2996055605221.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1225065506999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3464634 + ... + 3801817.

Almost surely, 2^{1225065506992} is an apocalyptic number.

It is an amenable number.

1225065506992 is a deficient number, since it is larger than the sum of its proper divisors (1215851983040).

1225065506992 is a wasteful number, since it uses less digits than its factorization.

1225065506992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7266757 (or 7266751 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 52.

The spelling of 1225065506992 in words is "one trillion, two hundred twenty-five billion, sixty-five million, five hundred six thousand, nine hundred ninety-two".