11025556655 has 8 divisors (see below), whose sum is σ = 13238880192. Its totient is φ = 8814970528.

The previous prime is 11025556637. The next prime is 11025556657. The reversal of 11025556655 is 55665552011.

It is a happy number.

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-11025556655 is a prime.

It is a super-2 number, since 2×11025556655² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11025556657) 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, 675479 + ... + 691608.

It is an arithmetic number, because the mean of its divisors is an integer number (1654860024).

Almost surely, 2^11025556655 is an apocalyptic number.

11025556655 is a deficient number, since it is larger than the sum of its proper divisors (2213323537).

11025556655 is a wasteful number, since it uses less digits than its factorization.

11025556655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368705.

The product of its (nonzero) digits is 225000, while the sum is 41.

The spelling of 11025556655 in words is "eleven billion, twenty-five million, five hundred fifty-six thousand, six hundred fifty-five".