4127920290 has 48 divisors (see below), whose sum is σ = 11558180088. Its totient is φ = 1016103168.

The previous prime is 4127920283. The next prime is 4127920327. The reversal of 4127920290 is 920297214.

It can be written as a sum of positive squares in 4 ways, for example, as 1603762209 + 2524158081 = 40047^2 + 50241^2 .

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1762899 + ... + 1765238.

Almost surely, 2^4127920290 is an apocalyptic number.

4127920290 is an abundant number, since it is smaller than the sum of its proper divisors (7430259798).

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

4127920290 is a wasteful number, since it uses less digits than its factorization.

4127920290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528163 (or 3528160 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 4127920290 is about 64248.8932978616. The cubic root of 4127920290 is about 1604.1455375579.

The spelling of 4127920290 in words is "four billion, one hundred twenty-seven million, nine hundred twenty thousand, two hundred ninety".