40000073707 has 4 divisors (see below), whose sum is σ = 43636444056. Its totient is φ = 36363703360.

The previous prime is 40000073683. The next prime is 40000073731. The reversal of 40000073707 is 70737000004.

40000073707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (40000073683) and next prime (40000073731).

It is a cyclic number.

It is not a de Polignac number, because 40000073707 - 2¹⁹ = 39999549419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40000073747) 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, 1818185158 + ... + 1818185179.

It is an arithmetic number, because the mean of its divisors is an integer number (10909111014).

Almost surely, 2^40000073707 is an apocalyptic number.

40000073707 is a deficient number, since it is larger than the sum of its proper divisors (3636370349).

40000073707 is a wasteful number, since it uses less digits than its factorization.

40000073707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3636370348.

The product of its (nonzero) digits is 4116, while the sum is 28.

The spelling of 40000073707 in words is "forty billion, seventy-three thousand, seven hundred seven".