40072703158 has 4 divisors (see below), whose sum is σ = 60109054740. Its totient is φ = 20036351578.

The previous prime is 40072703113. The next prime is 40072703159. The reversal of 40072703158 is 85130727004.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40072703159) 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, 10018175788 + ... + 10018175791.

It is an arithmetic number, because the mean of its divisors is an integer number (15027263685).

Almost surely, 2^40072703158 is an apocalyptic number.

40072703158 is a deficient number, since it is larger than the sum of its proper divisors (20036351582).

40072703158 is a wasteful number, since it uses less digits than its factorization.

40072703158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20036351581.

The product of its (nonzero) digits is 47040, while the sum is 37.

The spelling of 40072703158 in words is "forty billion, seventy-two million, seven hundred three thousand, one hundred fifty-eight".