16465071007 has 18 divisors (see below), whose sum is σ = 20688087224. Its totient is φ = 12827015520.

The previous prime is 16465070989. The next prime is 16465071089. The reversal of 16465071007 is 70017056461.

It is not a de Polignac number, because 16465071007 - 2³¹ = 14317587359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16465077007) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3732219 + ... + 3736627.

Almost surely, 2^16465071007 is an apocalyptic number.

16465071007 is a deficient number, since it is larger than the sum of its proper divisors (4223016217).

16465071007 is an frugal number, since it uses more digits than its factorization.

16465071007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8847 (or 4427 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 37.

The spelling of 16465071007 in words is "sixteen billion, four hundred sixty-five million, seventy-one thousand, seven".