400310562052 has 12 divisors (see below), whose sum is σ = 700567372876. Its totient is φ = 200148455520.

The previous prime is 400310562019. The next prime is 400310562059. The reversal of 400310562052 is 250265013004.

It can be written as a sum of positive squares in 2 ways, for example, as 261372472516 + 138938089536 = 511246^2 + 372744^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 400310562052.

It is not an unprimeable number, because it can be changed into a prime (400310562059) 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 3 ways as a sum of consecutive naturals, for example, 1573263 + ... + 1809910.

Almost surely, 2^400310562052 is an apocalyptic number.

It is an amenable number.

400310562052 is a deficient number, since it is larger than the sum of its proper divisors (300256810824).

400310562052 is a wasteful number, since it uses less digits than its factorization.

400310562052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3412758 (or 3412756 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 400310562052 its reverse (250265013004), we get a palindrome (650575575056).

The spelling of 400310562052 in words is "four hundred billion, three hundred ten million, five hundred sixty-two thousand, fifty-two".