400363553707 has 16 divisors (see below), whose sum is σ = 446595438240. Its totient is φ = 356369029632.

The previous prime is 400363553671. The next prime is 400363553783. The reversal of 400363553707 is 707355363004.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400363553707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400363554707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377998 + ... + 971395.

It is an arithmetic number, because the mean of its divisors is an integer number (27912214890).

Almost surely, 2^400363553707 is an apocalyptic number.

400363553707 is a deficient number, since it is larger than the sum of its proper divisors (46231884533).

400363553707 is a wasteful number, since it uses less digits than its factorization.

400363553707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350222.

The product of its (nonzero) digits is 793800, while the sum is 43.

The spelling of 400363553707 in words is "four hundred billion, three hundred sixty-three million, five hundred fifty-three thousand, seven hundred seven".