16461912445 has 16 divisors (see below), whose sum is σ = 21562771392. Its totient is φ = 11965282560.

The previous prime is 16461912421. The next prime is 16461912469. The reversal of 16461912445 is 54421916461.

It is an interprime number because it is at equal distance from previous prime (16461912421) and next prime (16461912469).

It is not a de Polignac number, because 16461912445 - 2¹⁷ = 16461781373 is a prime.

It is a super-2 number, since 2×16461912445² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7909 + ... + 181621.

It is an arithmetic number, because the mean of its divisors is an integer number (1347673212).

Almost surely, 2^16461912445 is an apocalyptic number.

It is an amenable number.

16461912445 is a deficient number, since it is larger than the sum of its proper divisors (5100858947).

16461912445 is a wasteful number, since it uses less digits than its factorization.

16461912445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175452.

The product of its digits is 207360, while the sum is 43.

The spelling of 16461912445 in words is "sixteen billion, four hundred sixty-one million, nine hundred twelve thousand, four hundred forty-five".