40347652046407 has 2 divisors, whose sum is σ = 40347652046408. Its totient is φ = 40347652046406.

The previous prime is 40347652046369. The next prime is 40347652046411. The reversal of 40347652046407 is 70464025674304.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40347652046407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40347652046497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20173826023203 + 20173826023204.

It is an arithmetic number, because the mean of its divisors is an integer number (20173826023204).

Almost surely, 2^{40347652046407} is an apocalyptic number.

40347652046407 is a deficient number, since it is larger than the sum of its proper divisors (1).

40347652046407 is an equidigital number, since it uses as much as digits as its factorization.

40347652046407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 52.

The spelling of 40347652046407 in words is "forty trillion, three hundred forty-seven billion, six hundred fifty-two million, forty-six thousand, four hundred seven".