4245486993 has 64 divisors (see below), whose sum is σ = 7581081600. Its totient is φ = 2316314880.

The previous prime is 4245486943. The next prime is 4245486997. The reversal of 4245486993 is 3996845424.

4245486993 is a `hidden beast` number, since 4 + 2 + 4 + 548 + 6 + 9 + 93 = 666.

It is not a de Polignac number, because 4245486993 - 2⁹ = 4245486481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4245486997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 97848 + ... + 134406.

It is an arithmetic number, because the mean of its divisors is an integer number (118454400).

Almost surely, 2^4245486993 is an apocalyptic number.

It is an amenable number.

4245486993 is a deficient number, since it is larger than the sum of its proper divisors (3335594607).

4245486993 is a wasteful number, since it uses less digits than its factorization.

4245486993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36619 (or 36613 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The square root of 4245486993 is about 65157.4016747138. The cubic root of 4245486993 is about 1619.2323489193.

The spelling of 4245486993 in words is "four billion, two hundred forty-five million, four hundred eighty-six thousand, nine hundred ninety-three".