1225036699724 has 12 divisors (see below), whose sum is σ = 2144664624648. Its totient is φ = 612275378400.

The previous prime is 1225036699723. The next prime is 1225036699727. The reversal of 1225036699724 is 4279966305221.

It is a self number, because there is not a number n which added to its sum of digits gives 1225036699724.

It is not an unprimeable number, because it can be changed into a prime (1225036699721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60731522 + ... + 60751689.

It is an arithmetic number, because the mean of its divisors is an integer number (178722052054).

Almost surely, 2^{1225036699724} is an apocalyptic number.

It is an amenable number.

1225036699724 is a deficient number, since it is larger than the sum of its proper divisors (919627924924).

1225036699724 is a wasteful number, since it uses less digits than its factorization.

1225036699724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121485736 (or 121485734 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 1225036699724 in words is "one trillion, two hundred twenty-five billion, thirty-six million, six hundred ninety-nine thousand, seven hundred twenty-four".