40154012214 has 32 divisors (see below), whose sum is σ = 83815928064. Its totient is φ = 12800245920.

The previous prime is 40154012207. The next prime is 40154012267. The reversal of 40154012214 is 41221045104.

It is a super-2 number, since 2×40154012214² (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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 766917 + ... + 817599.

It is an arithmetic number, because the mean of its divisors is an integer number (2619247752).

Almost surely, 2^40154012214 is an apocalyptic number.

40154012214 is an abundant number, since it is smaller than the sum of its proper divisors (43661915850).

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

40154012214 is a wasteful number, since it uses less digits than its factorization.

40154012214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56452.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 40154012214 its reverse (41221045104), we get a palindrome (81375057318).

The spelling of 40154012214 in words is "forty billion, one hundred fifty-four million, twelve thousand, two hundred fourteen".