40405521041474 has 8 divisors (see below), whose sum is σ = 61635540571920. Its totient is φ = 19860340850836.

The previous prime is 40405521041471. The next prime is 40405521041489. The reversal of 40405521041474 is 47414012550404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40405521041474² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40405521041471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171209834804 + ... + 171209835039.

It is an arithmetic number, because the mean of its divisors is an integer number (7704442571490).

Almost surely, 2^{40405521041474} is an apocalyptic number.

40405521041474 is a deficient number, since it is larger than the sum of its proper divisors (21230019530446).

40405521041474 is a wasteful number, since it uses less digits than its factorization.

40405521041474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342419669904.

The product of its (nonzero) digits is 358400, while the sum is 41.

Adding to 40405521041474 its reverse (47414012550404), we get a palindrome (87819533591878).

The spelling of 40405521041474 in words is "forty trillion, four hundred five billion, five hundred twenty-one million, forty-one thousand, four hundred seventy-four".