663234804001 has 32 divisors (see below), whose sum is σ = 849351363840. Its totient is φ = 502771795200.

The previous prime is 663234803999. The next prime is 663234804041. The reversal of 663234804001 is 100408432366.

It is a cyclic number.

It is not a de Polignac number, because 663234804001 - 2¹ = 663234803999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (663234804041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36859915 + ... + 36877903.

It is an arithmetic number, because the mean of its divisors is an integer number (26542230120).

Almost surely, 2^663234804001 is an apocalyptic number.

It is an amenable number.

663234804001 is a deficient number, since it is larger than the sum of its proper divisors (186116559839).

663234804001 is a wasteful number, since it uses less digits than its factorization.

663234804001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30985.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 663234804001 in words is "six hundred sixty-three billion, two hundred thirty-four million, eight hundred four thousand, one".