400315634471 has 2 divisors, whose sum is σ = 400315634472. Its totient is φ = 400315634470.

The previous prime is 400315634447. The next prime is 400315634479. The reversal of 400315634471 is 174436513004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 400315634471 - 2¹⁰ = 400315633447 is a prime.

It is a super-3 number, since 3×400315634471³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400315634479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200157817235 + 200157817236.

It is an arithmetic number, because the mean of its divisors is an integer number (200157817236).

Almost surely, 2^400315634471 is an apocalyptic number.

400315634471 is a deficient number, since it is larger than the sum of its proper divisors (1).

400315634471 is an equidigital number, since it uses as much as digits as its factorization.

400315634471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 400315634471 in words is "four hundred billion, three hundred fifteen million, six hundred thirty-four thousand, four hundred seventy-one".