16123001653 has 8 divisors (see below), whose sum is σ = 17666215200. Its totient is φ = 14592702480.

The previous prime is 16123001647. The next prime is 16123001659. The reversal of 16123001653 is 35610032161.

It is an interprime number because it is at equal distance from previous prime (16123001647) and next prime (16123001659).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16123001653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16123001659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3225978 + ... + 3230971.

It is an arithmetic number, because the mean of its divisors is an integer number (2208276900).

Almost surely, 2^16123001653 is an apocalyptic number.

It is an amenable number.

16123001653 is a deficient number, since it is larger than the sum of its proper divisors (1543213547).

16123001653 is a wasteful number, since it uses less digits than its factorization.

16123001653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6457187.

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 16123001653 in words is "sixteen billion, one hundred twenty-three million, one thousand, six hundred fifty-three".