40740370040074 has 4 divisors (see below), whose sum is σ = 61110555060114. Its totient is φ = 20370185020036.

The previous prime is 40740370040023. The next prime is 40740370040089. The reversal of 40740370040074 is 47004007304704.

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., 39462581705625 + 1277788334449 = 6281925^2 + 1130393^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10185092510017 + ... + 10185092510020.

Almost surely, 2^{40740370040074} is an apocalyptic number.

40740370040074 is a deficient number, since it is larger than the sum of its proper divisors (20370185020040).

40740370040074 is a wasteful number, since it uses less digits than its factorization.

40740370040074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20370185020039.

The product of its (nonzero) digits is 263424, while the sum is 40.

Adding to 40740370040074 its reverse (47004007304704), we get a palindrome (87744377344778).

The spelling of 40740370040074 in words is "forty trillion, seven hundred forty billion, three hundred seventy million, forty thousand, seventy-four".