40436162208 has 108 divisors (see below), whose sum is σ = 124516312830. Its totient is φ = 12441881088.

The previous prime is 40436162183. The next prime is 40436162227. The reversal of 40436162208 is 80226163404.

40436162208 is a `hidden beast` number, since 4 + 0 + 436 + 16 + 2 + 208 = 666.

40436162208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 19279877904 + 21156284304 = 138852^2 + 145452^2 .

It is a super-2 number, since 2×40436162208² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 366723 + ... + 464066.

Almost surely, 2^40436162208 is an apocalyptic number.

40436162208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40436162208 is an abundant number, since it is smaller than the sum of its proper divisors (84080150622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40436162208 is a wasteful number, since it uses less digits than its factorization.

40436162208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830831 (or 830807 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 40436162208 in words is "forty billion, four hundred thirty-six million, one hundred sixty-two thousand, two hundred eight".