1650674690 has 32 divisors (see below), whose sum is σ = 3401723520. Its totient is φ = 564937344.

The previous prime is 1650674677. The next prime is 1650674783. The reversal of 1650674690 is 964760561.

It is a happy number.

It is a super-2 number, since 2×1650674690² = 5449453864413192200, which contains 22 as substring.

It is an unprimeable number.

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, 19109 + ... + 60551.

It is an arithmetic number, because the mean of its divisors is an integer number (106303860).

Almost surely, 2^1650674690 is an apocalyptic number.

1650674690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1650674690 is an abundant number, since it is smaller than the sum of its proper divisors (1751048830).

1650674690 is a wasteful number, since it uses less digits than its factorization.

1650674690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42026.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 1650674690 is about 40628.4960341876. The cubic root of 1650674690 is about 1181.8267907549.

The spelling of 1650674690 in words is "one billion, six hundred fifty million, six hundred seventy-four thousand, six hundred ninety".