16500007461 has 8 divisors (see below), whose sum is σ = 25142868544. Its totient is φ = 9428575680.

The previous prime is 16500007453. The next prime is 16500007463. The reversal of 16500007461 is 16470000561.

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

It is not a de Polignac number, because 16500007461 - 2³ = 16500007453 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 (16500007463) 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, 392857300 + ... + 392857341.

It is an arithmetic number, because the mean of its divisors is an integer number (3142858568).

Almost surely, 2^16500007461 is an apocalyptic number.

It is an amenable number.

16500007461 is a deficient number, since it is larger than the sum of its proper divisors (8642861083).

16500007461 is an equidigital number, since it uses as much as digits as its factorization.

16500007461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785714651.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 16500007461 in words is "sixteen billion, five hundred million, seven thousand, four hundred sixty-one".