40070673737 has 2 divisors, whose sum is σ = 40070673738. Its totient is φ = 40070673736.

The previous prime is 40070673733. The next prime is 40070673743. The reversal of 40070673737 is 73737607004.

40070673737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22429255696 + 17641418041 = 149764^2 + 132821^2 .

It is a cyclic number.

It is not a de Polignac number, because 40070673737 - 2² = 40070673733 is a prime.

It is not a weakly prime, because it can be changed into another prime (40070673733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20035336868 + 20035336869.

It is an arithmetic number, because the mean of its divisors is an integer number (20035336869).

Almost surely, 2^40070673737 is an apocalyptic number.

It is an amenable number.

40070673737 is a deficient number, since it is larger than the sum of its proper divisors (1).

40070673737 is an equidigital number, since it uses as much as digits as its factorization.

40070673737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518616, while the sum is 44.

The spelling of 40070673737 in words is "forty billion, seventy million, six hundred seventy-three thousand, seven hundred thirty-seven".