16462028397 has 4 divisors (see below), whose sum is σ = 21949371200. Its totient is φ = 10974685596.

The previous prime is 16462028369. The next prime is 16462028477. The reversal of 16462028397 is 79382026461.

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.

It is not a de Polignac number, because 16462028397 - 2⁷ = 16462028269 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 (16462028327) 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, 2743671397 + ... + 2743671402.

It is an arithmetic number, because the mean of its divisors is an integer number (5487342800).

Almost surely, 2^16462028397 is an apocalyptic number.

It is an amenable number.

16462028397 is a deficient number, since it is larger than the sum of its proper divisors (5487342803).

16462028397 is an equidigital number, since it uses as much as digits as its factorization.

16462028397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5487342802.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 16462028397 in words is "sixteen billion, four hundred sixty-two million, twenty-eight thousand, three hundred ninety-seven".