423654004007 has 16 divisors (see below), whose sum is σ = 458607777600. Its totient is φ = 389038712832.

The previous prime is 423654003977. The next prime is 423654004009. The reversal of 423654004007 is 700400456324.

It is a cyclic number.

It is not a de Polignac number, because 423654004007 - 2³² = 419359036711 is a prime.

It is a super-2 number, since 2×423654004007² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423654004009) 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, 28897223 + ... + 28911879.

It is an arithmetic number, because the mean of its divisors is an integer number (28662986100).

Almost surely, 2^423654004007 is an apocalyptic number.

423654004007 is a deficient number, since it is larger than the sum of its proper divisors (34953773593).

423654004007 is a wasteful number, since it uses less digits than its factorization.

423654004007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26042.

The product of its (nonzero) digits is 80640, while the sum is 35.

The spelling of 423654004007 in words is "four hundred twenty-three billion, six hundred fifty-four million, four thousand, seven".