4057978522 has 16 divisors (see below), whose sum is σ = 6556388832. Its totient is φ = 1872572400.

The previous prime is 4057978513. The next prime is 4057978537. The reversal of 4057978522 is 2258797504.

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, 183253 + ... + 204199.

It is an arithmetic number, because the mean of its divisors is an integer number (409774302).

Almost surely, 2^4057978522 is an apocalyptic number.

4057978522 is a deficient number, since it is larger than the sum of its proper divisors (2498410310).

4057978522 is a wasteful number, since it uses less digits than its factorization.

4057978522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28413.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The square root of 4057978522 is about 63702.2646536212. The cubic root of 4057978522 is about 1595.0338887530.

The spelling of 4057978522 in words is "four billion, fifty-seven million, nine hundred seventy-eight thousand, five hundred twenty-two".