1676149505 has 16 divisors (see below), whose sum is σ = 2119219200. Its totient is φ = 1269158400.

The previous prime is 1676149451. The next prime is 1676149507. The reversal of 1676149505 is 5059416761.

It is a de Polignac number, because none of the positive numbers 2^k-1676149505 is a prime.

It is a super-2 number, since 2×1676149505² = 5618954326223490050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1676149507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101681 + ... + 117009.

It is an arithmetic number, because the mean of its divisors is an integer number (132451200).

Almost surely, 2^1676149505 is an apocalyptic number.

It is an amenable number.

1676149505 is a deficient number, since it is larger than the sum of its proper divisors (443069695).

1676149505 is a wasteful number, since it uses less digits than its factorization.

1676149505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16504.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 1676149505 is about 40940.8048894987. The cubic root of 1676149505 is about 1187.8754798597.

It can be divided in two parts, 16761 and 49505, that added together give a palindrome (66266).

The spelling of 1676149505 in words is "one billion, six hundred seventy-six million, one hundred forty-nine thousand, five hundred five".