1641151016 has 16 divisors (see below), whose sum is σ = 3210948000. Its totient is φ = 784898224.

The previous prime is 1641151007. The next prime is 1641151081. The reversal of 1641151016 is 6101511461.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4459466 + ... + 4459833.

It is an arithmetic number, because the mean of its divisors is an integer number (200684250).

Almost surely, 2^1641151016 is an apocalyptic number.

It is an amenable number.

1641151016 is a deficient number, since it is larger than the sum of its proper divisors (1569796984).

1641151016 is a wasteful number, since it uses less digits than its factorization.

1641151016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8919328 (or 8919324 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1641151016 is about 40511.1221271394. The cubic root of 1641151016 is about 1179.5495302461.

Adding to 1641151016 its reverse (6101511461), we get a palindrome (7742662477).

The spelling of 1641151016 in words is "one billion, six hundred forty-one million, one hundred fifty-one thousand, sixteen".