400523014621313 has 16 divisors (see below), whose sum is σ = 402828565036032. Its totient is φ = 398219683680000.

The previous prime is 400523014621307. The next prime is 400523014621337. The reversal of 400523014621313 is 313126410325004.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400523014621313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400523014621363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3515368895 + ... + 3515482827.

It is an arithmetic number, because the mean of its divisors is an integer number (25176785314752).

Almost surely, 2^{400523014621313} is an apocalyptic number.

It is an amenable number.

400523014621313 is a deficient number, since it is larger than the sum of its proper divisors (2305550414719).

400523014621313 is a wasteful number, since it uses less digits than its factorization.

400523014621313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123496.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 400523014621313 its reverse (313126410325004), we get a palindrome (713649424946317).

The spelling of 400523014621313 in words is "four hundred trillion, five hundred twenty-three billion, fourteen million, six hundred twenty-one thousand, three hundred thirteen".