3949750550 has 12 divisors (see below), whose sum is σ = 7346536116. Its totient is φ = 1579900200.

The previous prime is 3949750543. The next prime is 3949750561. The reversal of 3949750550 is 550579493.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3949750495 and 3949750504.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 39497456 + ... + 39497555.

It is an arithmetic number, because the mean of its divisors is an integer number (612211343).

Almost surely, 2^3949750550 is an apocalyptic number.

3949750550 is a deficient number, since it is larger than the sum of its proper divisors (3396785566).

3949750550 is a wasteful number, since it uses less digits than its factorization.

3949750550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78995023 (or 78995018 counting only the distinct ones).

The product of its (nonzero) digits is 850500, while the sum is 47.

The square root of 3949750550 is about 62847.0409009048. The cubic root of 3949750550 is about 1580.7258521998.

The spelling of 3949750550 in words is "three billion, nine hundred forty-nine million, seven hundred fifty thousand, five hundred fifty".