40740004034 has 4 divisors (see below), whose sum is σ = 61110006054. Its totient is φ = 20370002016.

The previous prime is 40740004033. The next prime is 40740004051. The reversal of 40740004034 is 43040004704.

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., 36969675625 + 3770328409 = 192275^2 + 61403^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40740003994 and 40740004012.

It is not an unprimeable number, because it can be changed into a prime (40740004033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10185001007 + ... + 10185001010.

Almost surely, 2^40740004034 is an apocalyptic number.

40740004034 is a deficient number, since it is larger than the sum of its proper divisors (20370002020).

40740004034 is a wasteful number, since it uses less digits than its factorization.

40740004034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20370002019.

The product of its (nonzero) digits is 5376, while the sum is 26.

Adding to 40740004034 its reverse (43040004704), we get a palindrome (83780008738).

The spelling of 40740004034 in words is "forty billion, seven hundred forty million, four thousand, thirty-four".