629803966401 has 12 divisors (see below), whose sum is σ = 957596674320. Its totient is φ = 397770926040.

The previous prime is 629803966327. The next prime is 629803966447. The reversal of 629803966401 is 104669308926.

629803966401 is a `hidden beast` number, since 62 + 98 + 0 + 3 + 96 + 6 + 401 = 666.

It is not a de Polignac number, because 629803966401 - 2²⁵ = 629770411969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (629803966201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1841531895 + ... + 1841532236.

It is an arithmetic number, because the mean of its divisors is an integer number (79799722860).

Almost surely, 2^629803966401 is an apocalyptic number.

It is an amenable number.

629803966401 is a deficient number, since it is larger than the sum of its proper divisors (327792707919).

629803966401 is a wasteful number, since it uses less digits than its factorization.

629803966401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3683064156 (or 3683064153 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 629803966401 in words is "six hundred twenty-nine billion, eight hundred three million, nine hundred sixty-six thousand, four hundred one".