40315789874 has 4 divisors (see below), whose sum is σ = 60473684814. Its totient is φ = 20157894936.

The previous prime is 40315789859. The next prime is 40315789883. The reversal of 40315789874 is 47898751304.

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., 37169140849 + 3146649025 = 192793^2 + 56095^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10078947467 + ... + 10078947470.

Almost surely, 2^40315789874 is an apocalyptic number.

40315789874 is a deficient number, since it is larger than the sum of its proper divisors (20157894940).

40315789874 is a wasteful number, since it uses less digits than its factorization.

40315789874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20157894939.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 40315789874 in words is "forty billion, three hundred fifteen million, seven hundred eighty-nine thousand, eight hundred seventy-four".