1861650482 has 16 divisors (see below), whose sum is σ = 2843380800. Its totient is φ = 913896720.

The previous prime is 1861650473. The next prime is 1861650487. The reversal of 1861650482 is 2840561681.

It is not an unprimeable number, because it can be changed into a prime (1861650487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88307 + ... + 107337.

It is an arithmetic number, because the mean of its divisors is an integer number (177711300).

Almost surely, 2^1861650482 is an apocalyptic number.

1861650482 is a deficient number, since it is larger than the sum of its proper divisors (981730318).

1861650482 is a wasteful number, since it uses less digits than its factorization.

1861650482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19921.

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 1861650482 is about 43146.8478802334. The cubic root of 1861650482 is about 1230.1725983363.

The spelling of 1861650482 in words is "one billion, eight hundred sixty-one million, six hundred fifty thousand, four hundred eighty-two".