16542326475 has 18 divisors (see below), whose sum is σ = 29629145156. Its totient is φ = 8822574000.

The previous prime is 16542326473. The next prime is 16542326483. The reversal of 16542326475 is 57462324561.

16542326475 is a `hidden beast` number, since 1 + 6 + 542 + 32 + 6 + 4 + 75 = 666.

It is not a de Polignac number, because 16542326475 - 2¹ = 16542326473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16542326475.

It is not an unprimeable number, because it can be changed into a prime (16542326473) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 36760501 + ... + 36760950.

Almost surely, 2^16542326475 is an apocalyptic number.

16542326475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16542326475 is a deficient number, since it is larger than the sum of its proper divisors (13086818681).

16542326475 is a wasteful number, since it uses less digits than its factorization.

16542326475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73521467 (or 73521459 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The spelling of 16542326475 in words is "sixteen billion, five hundred forty-two million, three hundred twenty-six thousand, four hundred seventy-five".