4993402145 has 8 divisors (see below), whose sum is σ = 5992465320. Its totient is φ = 3994466560.

The previous prime is 4993402121. The next prime is 4993402171. The reversal of 4993402145 is 5412043994.

It can be written as a sum of positive squares in 4 ways, for example, as 1169092864 + 3824309281 = 34192^2 + 61841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4993402145 - 2¹⁰ = 4993401121 is a prime.

It is a Curzon number.

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, 119801 + ... + 156009.

It is an arithmetic number, because the mean of its divisors is an integer number (749058165).

Almost surely, 2^4993402145 is an apocalyptic number.

It is an amenable number.

4993402145 is a deficient number, since it is larger than the sum of its proper divisors (999063175).

4993402145 is a wasteful number, since it uses less digits than its factorization.

4993402145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63795.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 4993402145 is about 70664.0088375971. The cubic root of 4993402145 is about 1709.2234707078.

The spelling of 4993402145 in words is "four billion, nine hundred ninety-three million, four hundred two thousand, one hundred forty-five".