40424437074722 has 4 divisors (see below), whose sum is σ = 60636655612086. Its totient is φ = 20212218537360.

The previous prime is 40424437074661. The next prime is 40424437074761. The reversal of 40424437074722 is 22747073442404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40213975419601 + 210461655121 = 6341449^2 + 458761^2 .

It is a super-2 number, since 2×40424437074722² (a number of 28 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 10106109268679 + ... + 10106109268682.

Almost surely, 2^{40424437074722} is an apocalyptic number.

40424437074722 is a deficient number, since it is larger than the sum of its proper divisors (20212218537364).

40424437074722 is a wasteful number, since it uses less digits than its factorization.

40424437074722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20212218537363.

The product of its (nonzero) digits is 8429568, while the sum is 50.

The spelling of 40424437074722 in words is "forty trillion, four hundred twenty-four billion, four hundred thirty-seven million, seventy-four thousand, seven hundred twenty-two".