4156391290 has 16 divisors (see below), whose sum is σ = 7608310560. Its totient is φ = 1634377360.

The previous prime is 4156391287. The next prime is 4156391329. The reversal of 4156391290 is 921936514.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3521776 + ... + 3522955.

It is an arithmetic number, because the mean of its divisors is an integer number (475519410).

Almost surely, 2^4156391290 is an apocalyptic number.

4156391290 is a deficient number, since it is larger than the sum of its proper divisors (3451919270).

4156391290 is a wasteful number, since it uses less digits than its factorization.

4156391290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7044797.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 4156391290 is about 64470.0805800644. The cubic root of 4156391290 is about 1607.8251165487.

The spelling of 4156391290 in words is "four billion, one hundred fifty-six million, three hundred ninety-one thousand, two hundred ninety".