16465455928 has 8 divisors (see below), whose sum is σ = 30872729880. Its totient is φ = 8232727960.

The previous prime is 16465455871. The next prime is 16465455931. The reversal of 16465455928 is 82955456461.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×16465455928² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1029090988 + ... + 1029091003.

It is an arithmetic number, because the mean of its divisors is an integer number (3859091235).

Almost surely, 2^16465455928 is an apocalyptic number.

It is an amenable number.

16465455928 is a deficient number, since it is larger than the sum of its proper divisors (14407273952).

16465455928 is a wasteful number, since it uses less digits than its factorization.

16465455928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058181997 (or 2058181993 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 55.

The spelling of 16465455928 in words is "sixteen billion, four hundred sixty-five million, four hundred fifty-five thousand, nine hundred twenty-eight".