40404036354 has 16 divisors (see below), whose sum is σ = 88154261280. Its totient is φ = 12243647360.

The previous prime is 40404036347. The next prime is 40404036383. The reversal of 40404036354 is 45363040404.

It is a super-2 number, since 2×40404036354² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 306091119 + ... + 306091250.

It is an arithmetic number, because the mean of its divisors is an integer number (5509641330).

Almost surely, 2^40404036354 is an apocalyptic number.

40404036354 is an abundant number, since it is smaller than the sum of its proper divisors (47750224926).

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

40404036354 is a wasteful number, since it uses less digits than its factorization.

40404036354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612182385.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 40404036354 its reverse (45363040404), we get a palindrome (85767076758).

The spelling of 40404036354 in words is "forty billion, four hundred four million, thirty-six thousand, three hundred fifty-four".