4000670400407 has 2 divisors, whose sum is σ = 4000670400408. Its totient is φ = 4000670400406.

The previous prime is 4000670400379. The next prime is 4000670400479. The reversal of 4000670400407 is 7040040760004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4000670400407 - 2⁸ = 4000670400151 is a prime.

It is a super-3 number, since 3×4000670400407³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000670408407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000335200203 + 2000335200204.

It is an arithmetic number, because the mean of its divisors is an integer number (2000335200204).

Almost surely, 2^{4000670400407} is an apocalyptic number.

4000670400407 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000670400407 is an equidigital number, since it uses as much as digits as its factorization.

4000670400407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 32.

The spelling of 4000670400407 in words is "four trillion, six hundred seventy million, four hundred thousand, four hundred seven".