16348862401 has 4 divisors (see below), whose sum is σ = 16364243392. Its totient is φ = 16333481412.

The previous prime is 16348862371. The next prime is 16348862423. The reversal of 16348862401 is 10426884361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10426884361 = 103 ⋅101231887.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16348862401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16348862471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7688901 + ... + 7691026.

It is an arithmetic number, because the mean of its divisors is an integer number (4091060848).

Almost surely, 2^16348862401 is an apocalyptic number.

It is an amenable number.

16348862401 is a deficient number, since it is larger than the sum of its proper divisors (15380991).

16348862401 is a wasteful number, since it uses less digits than its factorization.

16348862401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15380990.

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 16348862401 in words is "sixteen billion, three hundred forty-eight million, eight hundred sixty-two thousand, four hundred one".