40658633707 has 2 divisors, whose sum is σ = 40658633708. Its totient is φ = 40658633706.

The previous prime is 40658633683. The next prime is 40658633753. The reversal of 40658633707 is 70733685604.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40658633707 - 2³¹ = 38511150059 is a prime.

It is not a weakly prime, because it can be changed into another prime (40658633207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20329316853 + 20329316854.

It is an arithmetic number, because the mean of its divisors is an integer number (20329316854).

Almost surely, 2^40658633707 is an apocalyptic number.

40658633707 is a deficient number, since it is larger than the sum of its proper divisors (1).

40658633707 is an equidigital number, since it uses as much as digits as its factorization.

40658633707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 40658633707 in words is "forty billion, six hundred fifty-eight million, six hundred thirty-three thousand, seven hundred seven".