40718067434 has 24 divisors (see below), whose sum is σ = 70053228000. Its totient is φ = 17703505160.

The previous prime is 40718067413. The next prime is 40718067469. The reversal of 40718067434 is 43476081704.

It is a super-2 number, since 2×40718067434² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3652184 + ... + 3663315.

It is an arithmetic number, because the mean of its divisors is an integer number (2918884500).

Almost surely, 2^40718067434 is an apocalyptic number.

40718067434 is a deficient number, since it is larger than the sum of its proper divisors (29335160566).

40718067434 is a wasteful number, since it uses less digits than its factorization.

40718067434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7315546 (or 7315535 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 44.

The spelling of 40718067434 in words is "forty billion, seven hundred eighteen million, sixty-seven thousand, four hundred thirty-four".