4940657459 has 4 divisors (see below), whose sum is σ = 4940855760. Its totient is φ = 4940459160.

The previous prime is 4940657431. The next prime is 4940657503. The reversal of 4940657459 is 9547560494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9547560494 = 2 ⋅4773780247.

It is a cyclic number.

It is not a de Polignac number, because 4940657459 - 2⁸ = 4940657203 is a prime.

It is a super-2 number, since 2×4940657459² = 48820192254344673362, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4940657459.

It is not an unprimeable number, because it can be changed into a prime (4940687459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55319 + ... + 113760.

It is an arithmetic number, because the mean of its divisors is an integer number (1235213940).

Almost surely, 2^4940657459 is an apocalyptic number.

4940657459 is a deficient number, since it is larger than the sum of its proper divisors (198301).

4940657459 is a wasteful number, since it uses less digits than its factorization.

4940657459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198300.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The square root of 4940657459 is about 70289.8104919909. The cubic root of 4940657459 is about 1703.1840509802.

The spelling of 4940657459 in words is "four billion, nine hundred forty million, six hundred fifty-seven thousand, four hundred fifty-nine".