11154556677 has 16 divisors (see below), whose sum is σ = 16273843200. Its totient is φ = 6739906800.

The previous prime is 11154556657. The next prime is 11154556687. The reversal of 11154556677 is 77665545111.

It is not a de Polignac number, because 11154556677 - 2¹¹ = 11154554629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11154556657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499677 + ... + 521522.

It is an arithmetic number, because the mean of its divisors is an integer number (1017115200).

Almost surely, 2^11154556677 is an apocalyptic number.

It is an amenable number.

11154556677 is a deficient number, since it is larger than the sum of its proper divisors (5119286523).

11154556677 is a wasteful number, since it uses less digits than its factorization.

11154556677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021544.

The product of its digits is 882000, while the sum is 48.

The spelling of 11154556677 in words is "eleven billion, one hundred fifty-four million, five hundred fifty-six thousand, six hundred seventy-seven".