40169200084 has 48 divisors (see below), whose sum is σ = 76275028368. Its totient is φ = 18400048128.

The previous prime is 40169200079. The next prime is 40169200177. The reversal of 40169200084 is 48000296104.

It can be written as a sum of positive squares in 8 ways, for example, as 1292402500 + 38876797584 = 35950^2 + 197172^2 .

It is a super-2 number, since 2×40169200084² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5546914 + ... + 5554150.

It is an arithmetic number, because the mean of its divisors is an integer number (1589063091).

Almost surely, 2^40169200084 is an apocalyptic number.

It is an amenable number.

40169200084 is a deficient number, since it is larger than the sum of its proper divisors (36105828284).

40169200084 is a wasteful number, since it uses less digits than its factorization.

40169200084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044 (or 8042 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

Adding to 40169200084 its reverse (48000296104), we get a palindrome (88169496188).

The spelling of 40169200084 in words is "forty billion, one hundred sixty-nine million, two hundred thousand, eighty-four".