4631861090 has 16 divisors (see below), whose sum is σ = 8346438720. Its totient is φ = 1850724720.

The previous prime is 4631861083. The next prime is 4631861099. The reversal of 4631861090 is 901681364.

It is not an unprimeable number, because it can be changed into a prime (4631861099) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 242816 + ... + 261195.

It is an arithmetic number, because the mean of its divisors is an integer number (521652420).

Almost surely, 2^4631861090 is an apocalyptic number.

4631861090 is a deficient number, since it is larger than the sum of its proper divisors (3714577630).

4631861090 is a wasteful number, since it uses less digits than its factorization.

4631861090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504937.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 4631861090 is about 68057.7775864008. Note that the first 3 decimals coincide. The cubic root of 4631861090 is about 1666.9343989005.

The spelling of 4631861090 in words is "four billion, six hundred thirty-one million, eight hundred sixty-one thousand, ninety".