40896958387 has 2 divisors, whose sum is σ = 40896958388. Its totient is φ = 40896958386.

The previous prime is 40896958381. The next prime is 40896958423. The reversal of 40896958387 is 78385969804.

40896958387 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40896958387 is a prime.

It is a super-2 number, since 2×40896958387² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40896958381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20448479193 + 20448479194.

It is an arithmetic number, because the mean of its divisors is an integer number (20448479194).

Almost surely, 2^40896958387 is an apocalyptic number.

40896958387 is a deficient number, since it is larger than the sum of its proper divisors (1).

40896958387 is an equidigital number, since it uses as much as digits as its factorization.

40896958387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104509440, while the sum is 67.

The spelling of 40896958387 in words is "forty billion, eight hundred ninety-six million, nine hundred fifty-eight thousand, three hundred eighty-seven".