1225577745011 has 8 divisors (see below), whose sum is σ = 1225964735424. Its totient is φ = 1225190825320.

The previous prime is 1225577744987. The next prime is 1225577745031. The reversal of 1225577745011 is 1105477755221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1225577745011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1225577745031) 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, 79353656 + ... + 79369098.

It is an arithmetic number, because the mean of its divisors is an integer number (153245591928).

Almost surely, 2^{1225577745011} is an apocalyptic number.

1225577745011 is a deficient number, since it is larger than the sum of its proper divisors (386990413).

1225577745011 is a wasteful number, since it uses less digits than its factorization.

1225577745011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35361.

The product of its (nonzero) digits is 686000, while the sum is 47.

The spelling of 1225577745011 in words is "one trillion, two hundred twenty-five billion, five hundred seventy-seven million, seven hundred forty-five thousand, eleven".