400350052996 has 6 divisors (see below), whose sum is σ = 700612592750. Its totient is φ = 200175026496.

The previous prime is 400350052981. The next prime is 400350052997. The reversal of 400350052996 is 699250053004.

It can be written as a sum of positive squares in only one way, i.e., 294647038596 + 105703014400 = 542814^2 + 325120^2 .

It is not an unprimeable number, because it can be changed into a prime (400350052997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50043756621 + ... + 50043756628.

Almost surely, 2^400350052996 is an apocalyptic number.

It is an amenable number.

400350052996 is a deficient number, since it is larger than the sum of its proper divisors (300262539754).

400350052996 is a wasteful number, since it uses less digits than its factorization.

400350052996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100087513253 (or 100087513251 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 400350052996 in words is "four hundred billion, three hundred fifty million, fifty-two thousand, nine hundred ninety-six".