400013200142430 has 128 divisors (see below), whose sum is σ = 1098819881376768. Its totient is φ = 91294952297472.

The previous prime is 400013200142341. The next prime is 400013200142483. The reversal of 400013200142430 is 34241002310004.

It is a self number, because there is not a number n which added to its sum of digits gives 400013200142430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 390258484 + ... + 391282136.

It is an arithmetic number, because the mean of its divisors is an integer number (8584530323256).

Almost surely, 2^{400013200142430} is an apocalyptic number.

400013200142430 is an abundant number, since it is smaller than the sum of its proper divisors (698806681234338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400013200142430 is a wasteful number, since it uses less digits than its factorization.

400013200142430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026450.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 400013200142430 its reverse (34241002310004), we get a palindrome (434254202452434).

The spelling of 400013200142430 in words is "four hundred trillion, thirteen billion, two hundred million, one hundred forty-two thousand, four hundred thirty".