1225155733374 has 64 divisors (see below), whose sum is σ = 2480777155584. Its totient is φ = 403330730496.

The previous prime is 1225155733369. The next prime is 1225155733379. The reversal of 1225155733374 is 4733375515221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1225155733369) and next prime (1225155733379).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225155733379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620959852 + ... + 620961824.

It is an arithmetic number, because the mean of its divisors is an integer number (38762143056).

Almost surely, 2^{1225155733374} is an apocalyptic number.

1225155733374 is an abundant number, since it is smaller than the sum of its proper divisors (1255621422210).

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

1225155733374 is a wasteful number, since it uses less digits than its factorization.

1225155733374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4281.

The product of its digits is 2646000, while the sum is 48.

The spelling of 1225155733374 in words is "one trillion, two hundred twenty-five billion, one hundred fifty-five million, seven hundred thirty-three thousand, three hundred seventy-four".