1950403656 has 32 divisors (see below), whose sum is σ = 5132642400. Its totient is φ = 615916800.

The previous prime is 1950403649. The next prime is 1950403667. The reversal of 1950403656 is 6563040591.

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 7 ways as a sum of consecutive naturals, for example, 2138145 + ... + 2139056.

It is an arithmetic number, because the mean of its divisors is an integer number (160395075).

Almost surely, 2^1950403656 is an apocalyptic number.

It is an amenable number.

1950403656 is an abundant number, since it is smaller than the sum of its proper divisors (3182238744).

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

1950403656 is a wasteful number, since it uses less digits than its factorization.

1950403656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4277229 (or 4277225 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 1950403656 is about 44163.3745993216. The cubic root of 1950403656 is about 1249.4191767706.

The spelling of 1950403656 in words is "one billion, nine hundred fifty million, four hundred three thousand, six hundred fifty-six".