1150161650 has 48 divisors (see below), whose sum is σ = 2396900160. Its totient is φ = 406929600.

The previous prime is 1150161631. The next prime is 1150161679. The reversal of 1150161650 is 561610511.

It is a super-2 number, since 2×1150161650² = 2645743642261445000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7910 + ... + 48609.

It is an arithmetic number, because the mean of its divisors is an integer number (49935420).

Almost surely, 2^1150161650 is an apocalyptic number.

1150161650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1150161650 is an abundant number, since it is smaller than the sum of its proper divisors (1246738510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1150161650 is a wasteful number, since it uses less digits than its factorization.

1150161650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56579 (or 56574 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 1150161650 is about 33914.0332310977. The cubic root of 1150161650 is about 1047.7386404417.

The spelling of 1150161650 in words is "one billion, one hundred fifty million, one hundred sixty-one thousand, six hundred fifty".