400404024243414 has 16 divisors (see below), whose sum is σ = 889786720541040. Its totient is φ = 133468008081120.

The previous prime is 400404024243401. The next prime is 400404024243427. The reversal of 400404024243414 is 414342420404004.

It is a happy number.

400404024243414 is a `hidden beast` number, since 4 + 0 + 0 + 4 + 0 + 402 + 4 + 243 + 4 + 1 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (400404024243401) and next prime (400404024243427).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3707444668867 + ... + 3707444668974.

It is an arithmetic number, because the mean of its divisors is an integer number (55611670033815).

Almost surely, 2^{400404024243414} is an apocalyptic number.

400404024243414 is an abundant number, since it is smaller than the sum of its proper divisors (489382696297626).

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

400404024243414 is a wasteful number, since it uses less digits than its factorization.

400404024243414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7414889337852 (or 7414889337846 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

Adding to 400404024243414 its reverse (414342420404004), we get a palindrome (814746444647418).

The spelling of 400404024243414 in words is "four hundred trillion, four hundred four billion, twenty-four million, two hundred forty-three thousand, four hundred fourteen".