400340412302413 has 32 divisors (see below), whose sum is σ = 466524500538240. Its totient is φ = 339500888616960.

The previous prime is 400340412302401. The next prime is 400340412302417. The reversal of 400340412302413 is 314203214043004.

It is not a de Polignac number, because 400340412302413 - 2¹⁷ = 400340412171341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400340412302417) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2320499031 + ... + 2320671547.

It is an arithmetic number, because the mean of its divisors is an integer number (14578890641820).

Almost surely, 2^{400340412302413} is an apocalyptic number.

It is an amenable number.

400340412302413 is a deficient number, since it is larger than the sum of its proper divisors (66184088235827).

400340412302413 is a wasteful number, since it uses less digits than its factorization.

400340412302413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282477.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 400340412302413 its reverse (314203214043004), we get a palindrome (714543626345417).

The spelling of 400340412302413 in words is "four hundred trillion, three hundred forty billion, four hundred twelve million, three hundred two thousand, four hundred thirteen".