16545655415451 has 8 divisors (see below), whose sum is σ = 22070869761024. Its totient is φ = 11025439006760.

The previous prime is 16545655415437. The next prime is 16545655415461. The reversal of 16545655415451 is 15451455654561.

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

It is a cyclic number.

It is not a de Polignac number, because 16545655415451 - 2³¹ = 16543507931803 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16545655415391 and 16545655415400.

It is not an unprimeable number, because it can be changed into a prime (16545655415461) 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, 1249476495 + ... + 1249489736.

It is an arithmetic number, because the mean of its divisors is an integer number (2758858720128).

Almost surely, 2^{16545655415451} is an apocalyptic number.

16545655415451 is a deficient number, since it is larger than the sum of its proper divisors (5525214345573).

16545655415451 is a wasteful number, since it uses less digits than its factorization.

16545655415451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498968441.

The product of its digits is 36000000, while the sum is 57.

The spelling of 16545655415451 in words is "sixteen trillion, five hundred forty-five billion, six hundred fifty-five million, four hundred fifteen thousand, four hundred fifty-one".