400134342411 has 6 divisors (see below), whose sum is σ = 577971827940. Its totient is φ = 266756228268.

The previous prime is 400134342407. The next prime is 400134342449. The reversal of 400134342411 is 114243431004.

400134342411 is a `hidden beast` number, since 400 + 13 + 4 + 3 + 4 + 241 + 1 = 666.

It is not a de Polignac number, because 400134342411 - 2² = 400134342407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400134342481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22229685681 + ... + 22229685698.

It is an arithmetic number, because the mean of its divisors is an integer number (96328637990).

Almost surely, 2^400134342411 is an apocalyptic number.

400134342411 is a deficient number, since it is larger than the sum of its proper divisors (177837485529).

400134342411 is a wasteful number, since it uses less digits than its factorization.

400134342411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44459371385 (or 44459371382 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 400134342411 its reverse (114243431004), we get a palindrome (514377773415).

The spelling of 400134342411 in words is "four hundred billion, one hundred thirty-four million, three hundred forty-two thousand, four hundred eleven".