423553521200607 has 24 divisors (see below), whose sum is σ = 699290281289600. Its totient is φ = 241999146640080.

The previous prime is 423553521200569. The next prime is 423553521200627. The reversal of 423553521200607 is 706002125355324.

423553521200607 is a `hidden beast` number, since 4 + 2 + 3 + 5 + 5 + 35 + 2 + 1 + 2 + 0 + 0 + 607 = 666.

It is not a de Polignac number, because 423553521200607 - 2¹² = 423553521196511 is a prime.

It is a super-3 number, since 3×423553521200607³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423553521200627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 436134769 + ... + 437104842.

Almost surely, 2^{423553521200607} is an apocalyptic number.

423553521200607 is a deficient number, since it is larger than the sum of its proper divisors (275736760088993).

423553521200607 is a wasteful number, since it uses less digits than its factorization.

423553521200607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873247323 (or 873247320 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 45.

The spelling of 423553521200607 in words is "four hundred twenty-three trillion, five hundred fifty-three billion, five hundred twenty-one million, two hundred thousand, six hundred seven".