4921357612 has 12 divisors (see below), whose sum is σ = 8774873856. Its totient is φ = 2414250800.

The previous prime is 4921357577. The next prime is 4921357627. The reversal of 4921357612 is 2167531294.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 11606764 + ... + 11607187.

It is an arithmetic number, because the mean of its divisors is an integer number (731239488).

Almost surely, 2^4921357612 is an apocalyptic number.

It is an amenable number.

4921357612 is a deficient number, since it is larger than the sum of its proper divisors (3853516244).

4921357612 is a wasteful number, since it uses less digits than its factorization.

4921357612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23214008 (or 23214006 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The square root of 4921357612 is about 70152.3884981830. The cubic root of 4921357612 is about 1700.9634229952.

The spelling of 4921357612 in words is "four billion, nine hundred twenty-one million, three hundred fifty-seven thousand, six hundred twelve".