400553873708 has 6 divisors (see below), whose sum is σ = 700969278996. Its totient is φ = 200276936852.

The previous prime is 400553873693. The next prime is 400553873737. The reversal of 400553873708 is 807378355004.

It is a happy number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 50069234210 + ... + 50069234217.

It is an arithmetic number, because the mean of its divisors is an integer number (116828213166).

Almost surely, 2^400553873708 is an apocalyptic number.

It is an amenable number.

400553873708 is a deficient number, since it is larger than the sum of its proper divisors (300415405288).

400553873708 is a wasteful number, since it uses less digits than its factorization.

400553873708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100138468431 (or 100138468429 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 50.

The spelling of 400553873708 in words is "four hundred billion, five hundred fifty-three million, eight hundred seventy-three thousand, seven hundred eight".