16537270546 has 8 divisors (see below), whose sum is σ = 25476335820. Its totient is φ = 8045158608.

The previous prime is 16537270543. The next prime is 16537270573. The reversal of 16537270546 is 64507273561.

It can be written as a sum of positive squares in 2 ways, for example, as 16030345321 + 506925225 = 126611^2 + 22515^2 .

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

It is a super-2 number, since 2×16537270546² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16537270496 and 16537270505.

It is not an unprimeable number, because it can be changed into a prime (16537270543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111738241 + ... + 111738388.

Almost surely, 2^16537270546 is an apocalyptic number.

16537270546 is a deficient number, since it is larger than the sum of its proper divisors (8939065274).

16537270546 is a wasteful number, since it uses less digits than its factorization.

16537270546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223476668.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 16537270546 in words is "sixteen billion, five hundred thirty-seven million, two hundred seventy thousand, five hundred forty-six".