11851154755 has 32 divisors (see below), whose sum is σ = 15907969728. Its totient is φ = 8400691200.

The previous prime is 11851154737. The next prime is 11851154759. The reversal of 11851154755 is 55745115811.

It is not a de Polignac number, because 11851154755 - 2¹³ = 11851146563 is a prime.

It is a super-2 number, since 2×11851154755² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11851154759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3274707 + ... + 3278323.

It is an arithmetic number, because the mean of its divisors is an integer number (497124054).

Almost surely, 2^11851154755 is an apocalyptic number.

11851154755 is a deficient number, since it is larger than the sum of its proper divisors (4056814973).

11851154755 is a wasteful number, since it uses less digits than its factorization.

11851154755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127.

The product of its digits is 140000, while the sum is 43.

The spelling of 11851154755 in words is "eleven billion, eight hundred fifty-one million, one hundred fifty-four thousand, seven hundred fifty-five".