4406536015646 has 4 divisors (see below), whose sum is σ = 6609804023472. Its totient is φ = 2203268007822.

The previous prime is 4406536015603. The next prime is 4406536015681. The reversal of 4406536015646 is 6465106356044.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 4406536015594 and 4406536015603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101634003910 + ... + 1101634003913.

It is an arithmetic number, because the mean of its divisors is an integer number (1652451005868).

Almost surely, 2^{4406536015646} is an apocalyptic number.

4406536015646 is a deficient number, since it is larger than the sum of its proper divisors (2203268007826).

4406536015646 is a wasteful number, since it uses less digits than its factorization.

4406536015646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203268007825.

The product of its (nonzero) digits is 6220800, while the sum is 50.

The spelling of 4406536015646 in words is "four trillion, four hundred six billion, five hundred thirty-six million, fifteen thousand, six hundred forty-six".