400796836127 has 2 divisors, whose sum is σ = 400796836128. Its totient is φ = 400796836126.

The previous prime is 400796836117. The next prime is 400796836163. The reversal of 400796836127 is 721638697004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400796836127 - 2²⁰ = 400795787551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400796836117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200398418063 + 200398418064.

It is an arithmetic number, because the mean of its divisors is an integer number (200398418064).

Almost surely, 2^400796836127 is an apocalyptic number.

400796836127 is a deficient number, since it is larger than the sum of its proper divisors (1).

400796836127 is an equidigital number, since it uses as much as digits as its factorization.

400796836127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 53.

The spelling of 400796836127 in words is "four hundred billion, seven hundred ninety-six million, eight hundred thirty-six thousand, one hundred twenty-seven".