16545170424654 has 64 divisors (see below), whose sum is σ = 37022511240000. Its totient is φ = 5476754350080.

The previous prime is 16545170424647. The next prime is 16545170424709. The reversal of 16545170424654 is 45642407154561.

16545170424654 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 5 + 170 + 4 + 2 + 465 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 16545170424654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34269574 + ... + 34749014.

It is an arithmetic number, because the mean of its divisors is an integer number (578476738125).

Almost surely, 2^{16545170424654} is an apocalyptic number.

16545170424654 is an abundant number, since it is smaller than the sum of its proper divisors (20477340815346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16545170424654 is a wasteful number, since it uses less digits than its factorization.

16545170424654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483890 (or 483884 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 54.

The spelling of 16545170424654 in words is "sixteen trillion, five hundred forty-five billion, one hundred seventy million, four hundred twenty-four thousand, six hundred fifty-four".