11418157755 has 24 divisors (see below), whose sum is σ = 20086873872. Its totient is φ = 5998791744.

The previous prime is 11418157753. The next prime is 11418157757. The reversal of 11418157755 is 55775181411.

11418157755 is a `hidden beast` number, since 1 + 14 + 18 + 1 + 577 + 55 = 666.

It is an interprime number because it is at equal distance from previous prime (11418157753) and next prime (11418157757).

It is not a de Polignac number, because 11418157755 - 2¹ = 11418157753 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 11418157755.

It is not an unprimeable number, because it can be changed into a prime (11418157753) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1890544 + ... + 1896573.

It is an arithmetic number, because the mean of its divisors is an integer number (836953078).

Almost surely, 2^11418157755 is an apocalyptic number.

11418157755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11418157755 is a deficient number, since it is larger than the sum of its proper divisors (8668716117).

11418157755 is a wasteful number, since it uses less digits than its factorization.

11418157755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3787195 (or 3787192 counting only the distinct ones).

The product of its digits is 196000, while the sum is 45.

The spelling of 11418157755 in words is "eleven billion, four hundred eighteen million, one hundred fifty-seven thousand, seven hundred fifty-five".