4146656458 has 12 divisors (see below), whose sum is σ = 7235492562. Its totient is φ = 1777138440.

The previous prime is 4146656429. The next prime is 4146656461. The reversal of 4146656458 is 8546566414.

It can be written as a sum of positive squares in only one way, i.e., 2352541009 + 1794115449 = 48503^2 + 42357^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21156313 + ... + 21156508.

Almost surely, 2^4146656458 is an apocalyptic number.

4146656458 is a deficient number, since it is larger than the sum of its proper divisors (3088836104).

4146656458 is a wasteful number, since it uses less digits than its factorization.

4146656458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42312837 (or 42312830 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 49.

The square root of 4146656458 is about 64394.5374857216. The cubic root of 4146656458 is about 1606.5688871374.

The spelling of 4146656458 in words is "four billion, one hundred forty-six million, six hundred fifty-six thousand, four hundred fifty-eight".