40821730734034 has 4 divisors (see below), whose sum is σ = 61232596101054. Its totient is φ = 20410865367016.

The previous prime is 40821730734013. The next prime is 40821730734077. The reversal of 40821730734034 is 43043703712804.

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., 23201591140809 + 17620139593225 = 4816803^2 + 4197635^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205432683507 + ... + 10205432683510.

Almost surely, 2^{40821730734034} is an apocalyptic number.

40821730734034 is a deficient number, since it is larger than the sum of its proper divisors (20410865367020).

40821730734034 is a wasteful number, since it uses less digits than its factorization.

40821730734034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20410865367019.

The product of its (nonzero) digits is 1354752, while the sum is 46.

The spelling of 40821730734034 in words is "forty trillion, eight hundred twenty-one billion, seven hundred thirty million, seven hundred thirty-four thousand, thirty-four".