400374000074 has 16 divisors (see below), whose sum is σ = 619337766600. Its totient is φ = 193993616640.

The previous prime is 400374000071. The next prime is 400374000079. The reversal of 400374000074 is 470000473004.

It can be written as a sum of positive squares in 4 ways, for example, as 222083160049 + 178290840025 = 471257^2 + 422245^2 .

It is not an unprimeable number, because it can be changed into a prime (400374000071) 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 7 ways as a sum of consecutive naturals, for example, 16372379 + ... + 16396814.

Almost surely, 2^400374000074 is an apocalyptic number.

400374000074 is a deficient number, since it is larger than the sum of its proper divisors (218963766526).

400374000074 is a wasteful number, since it uses less digits than its factorization.

400374000074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32769385.

The product of its (nonzero) digits is 9408, while the sum is 29.

Adding to 400374000074 its reverse (470000473004), we get a palindrome (870374473078).

The spelling of 400374000074 in words is "four hundred billion, three hundred seventy-four million, seventy-four", and thus it is an aban number.