40042522034 has 4 divisors (see below), whose sum is σ = 60063783054. Its totient is φ = 20021261016.

The previous prime is 40042522031. The next prime is 40042522073. The reversal of 40042522034 is 43022524004.

It is a happy number.

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., 29430431809 + 10612090225 = 171553^2 + 103015^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40042521994 and 40042522012.

It is not an unprimeable number, because it can be changed into a prime (40042522031) by changing a digit.

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, 10010630507 + ... + 10010630510.

Almost surely, 2^40042522034 is an apocalyptic number.

40042522034 is a deficient number, since it is larger than the sum of its proper divisors (20021261020).

40042522034 is a wasteful number, since it uses less digits than its factorization.

40042522034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20021261019.

The product of its (nonzero) digits is 7680, while the sum is 26.

The spelling of 40042522034 in words is "forty billion, forty-two million, five hundred twenty-two thousand, thirty-four".