400033407074 has 64 divisors (see below), whose sum is σ = 748898304000. Its totient is φ = 156389745600.

The previous prime is 400033407073. The next prime is 400033407077. The reversal of 400033407074 is 470704330004.

It is a self number, because there is not a number n which added to its sum of digits gives 400033407074.

It is not an unprimeable number, because it can be changed into a prime (400033407073) 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, 1519064 + ... + 1762844.

It is an arithmetic number, because the mean of its divisors is an integer number (11701536000).

Almost surely, 2^400033407074 is an apocalyptic number.

400033407074 is a deficient number, since it is larger than the sum of its proper divisors (348864896926).

400033407074 is a wasteful number, since it uses less digits than its factorization.

400033407074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244039.

The product of its (nonzero) digits is 28224, while the sum is 32.

Adding to 400033407074 its reverse (470704330004), we get a palindrome (870737737078).

The spelling of 400033407074 in words is "four hundred billion, thirty-three million, four hundred seven thousand, seventy-four".