40738711513 has 4 divisors (see below), whose sum is σ = 41134233088. Its totient is φ = 40343189940.

The previous prime is 40738711477. The next prime is 40738711529. The reversal of 40738711513 is 31511783704.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40738711513 - 2⁹ = 40738711001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40738711913) 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, 197760633 + ... + 197760838.

It is an arithmetic number, because the mean of its divisors is an integer number (10283558272).

Almost surely, 2^40738711513 is an apocalyptic number.

It is an amenable number.

40738711513 is a deficient number, since it is larger than the sum of its proper divisors (395521575).

40738711513 is a wasteful number, since it uses less digits than its factorization.

40738711513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395521574.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 40738711513 in words is "forty billion, seven hundred thirty-eight million, seven hundred eleven thousand, five hundred thirteen".