400004033374 has 64 divisors (see below), whose sum is σ = 700664131584. Its totient is φ = 169249600000.

The previous prime is 400004033371. The next prime is 400004033393. The reversal of 400004033374 is 473330400004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400004033371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38939859 + ... + 38950129.

It is an arithmetic number, because the mean of its divisors is an integer number (10947877056).

Almost surely, 2^400004033374 is an apocalyptic number.

400004033374 is a deficient number, since it is larger than the sum of its proper divisors (300660098210).

400004033374 is a wasteful number, since it uses less digits than its factorization.

400004033374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11433.

The product of its (nonzero) digits is 12096, while the sum is 28.

Adding to 400004033374 its reverse (473330400004), we get a palindrome (873334433378).

The spelling of 400004033374 in words is "four hundred billion, four million, thirty-three thousand, three hundred seventy-four".