4090121610 has 64 divisors (see below), whose sum is σ = 9923876352. Its totient is φ = 1078811136.

The previous prime is 4090121603. The next prime is 4090121611. The reversal of 4090121610 is 161210904.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4090121611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1095567 + ... + 1099293.

It is an arithmetic number, because the mean of its divisors is an integer number (155060568).

Almost surely, 2^4090121610 is an apocalyptic number.

4090121610 is an abundant number, since it is smaller than the sum of its proper divisors (5833754742).

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

4090121610 is a wasteful number, since it uses less digits than its factorization.

4090121610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4127.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 4090121610 is about 63954.0585889590. The cubic root of 4090121610 is about 1599.2342181803.

The spelling of 4090121610 in words is "four billion, ninety million, one hundred twenty-one thousand, six hundred ten".