40140604450212 has 144 divisors (see below), whose sum is σ = 112955171136192. Its totient is φ = 11054210657280.

The previous prime is 40140604450207. The next prime is 40140604450231. The reversal of 40140604450212 is 21205440604104.

It is a super-2 number, since 2×40140604450212² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8029353 + ... + 12031280.

It is an arithmetic number, because the mean of its divisors is an integer number (784410910668).

Almost surely, 2^{40140604450212} is an apocalyptic number.

40140604450212 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40140604450212 is an abundant number, since it is smaller than the sum of its proper divisors (72814566685980).

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

40140604450212 is a wasteful number, since it uses less digits than its factorization.

40140604450212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20060778 (or 20060769 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The spelling of 40140604450212 in words is "forty trillion, one hundred forty billion, six hundred four million, four hundred fifty thousand, two hundred twelve".