40751934490 has 8 divisors (see below), whose sum is σ = 73353482100. Its totient is φ = 16300773792.

The previous prime is 40751934479. The next prime is 40751934491. The reversal of 40751934490 is 9443915704.

It can be written as a sum of positive squares in 2 ways, for example, as 33621989769 + 7129944721 = 183363^2 + 84439^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40751934490.

It is not an unprimeable number, because it can be changed into a prime (40751934491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2037596715 + ... + 2037596734.

Almost surely, 2^40751934490 is an apocalyptic number.

40751934490 is a deficient number, since it is larger than the sum of its proper divisors (32601547610).

40751934490 is a wasteful number, since it uses less digits than its factorization.

40751934490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4075193456.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 40751934490 in words is "forty billion, seven hundred fifty-one million, nine hundred thirty-four thousand, four hundred ninety".