40403373370667 has 2 divisors, whose sum is σ = 40403373370668. Its totient is φ = 40403373370666.

The previous prime is 40403373370621. The next prime is 40403373370739. The reversal of 40403373370667 is 76607337330404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40403373370667 - 2²² = 40403369176363 is a prime.

It is not a weakly prime, because it can be changed into another prime (40403373375667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20201686685333 + 20201686685334.

It is an arithmetic number, because the mean of its divisors is an integer number (20201686685334).

Almost surely, 2^{40403373370667} is an apocalyptic number.

40403373370667 is a deficient number, since it is larger than the sum of its proper divisors (1).

40403373370667 is an equidigital number, since it uses as much as digits as its factorization.

40403373370667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16003008, while the sum is 53.

The spelling of 40403373370667 in words is "forty trillion, four hundred three billion, three hundred seventy-three million, three hundred seventy thousand, six hundred sixty-seven".