16545054477357 has 24 divisors (see below), whose sum is σ = 27312586342080. Its totient is φ = 9454276877760.

The previous prime is 16545054477317. The next prime is 16545054477359. The reversal of 16545054477357 is 75377445054561.

16545054477357 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 50 + 544 + 7 + 7 + 35 + 7 = 666.

It is not a de Polignac number, because 16545054477357 - 2⁶ = 16545054477293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 16545054477294 and 16545054477303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545054477359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21147369 + ... + 21915777.

It is an arithmetic number, because the mean of its divisors is an integer number (1138024430920).

Almost surely, 2^{16545054477357} is an apocalyptic number.

It is an amenable number.

16545054477357 is a deficient number, since it is larger than the sum of its proper divisors (10767531864723).

16545054477357 is a wasteful number, since it uses less digits than its factorization.

16545054477357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110193 (or 1110190 counting only the distinct ones).

The product of its (nonzero) digits is 246960000, while the sum is 63.

The spelling of 16545054477357 in words is "sixteen trillion, five hundred forty-five billion, fifty-four million, four hundred seventy-seven thousand, three hundred fifty-seven".