11451133556425 has 48 divisors (see below), whose sum is σ = 14527680740352. Its totient is φ = 8951279270400.

The previous prime is 11451133556419. The next prime is 11451133556459. The reversal of 11451133556425 is 52465533115411.

It is not a de Polignac number, because 11451133556425 - 2³ = 11451133556417 is a prime.

It is a super-3 number, since 3×11451133556425³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 158165784 + ... + 158238166.

It is an arithmetic number, because the mean of its divisors is an integer number (302660015424).

Almost surely, 2^{11451133556425} is an apocalyptic number.

It is an amenable number.

11451133556425 is a deficient number, since it is larger than the sum of its proper divisors (3076547183927).

11451133556425 is a wasteful number, since it uses less digits than its factorization.

11451133556425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73138 (or 73133 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 46.

The spelling of 11451133556425 in words is "eleven trillion, four hundred fifty-one billion, one hundred thirty-three million, five hundred fifty-six thousand, four hundred twenty-five".