40134707434 has 4 divisors (see below), whose sum is σ = 60202061154. Its totient is φ = 20067353716.

The previous prime is 40134707429. The next prime is 40134707447. The reversal of 40134707434 is 43470743104.

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., 37945871209 + 2188836225 = 194797^2 + 46785^2 .

It is a super-2 number, since 2×40134707434² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40134707393 and 40134707402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10033676857 + ... + 10033676860.

Almost surely, 2^40134707434 is an apocalyptic number.

40134707434 is a deficient number, since it is larger than the sum of its proper divisors (20067353720).

40134707434 is a wasteful number, since it uses less digits than its factorization.

40134707434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20067353719.

The product of its (nonzero) digits is 112896, while the sum is 37.

The spelling of 40134707434 in words is "forty billion, one hundred thirty-four million, seven hundred seven thousand, four hundred thirty-four".