4957989953 has 4 divisors (see below), whose sum is σ = 5666274240. Its totient is φ = 4249705668.

The previous prime is 4957989947. The next prime is 4957989989. The reversal of 4957989953 is 3599897594.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4957989953 - 2⁶ = 4957989889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4957989923) 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, 354142133 + ... + 354142146.

It is an arithmetic number, because the mean of its divisors is an integer number (1416568560).

Almost surely, 2^4957989953 is an apocalyptic number.

It is an amenable number.

4957989953 is a deficient number, since it is larger than the sum of its proper divisors (708284287).

4957989953 is an equidigital number, since it uses as much as digits as its factorization.

4957989953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708284286.

The product of its digits is 110224800, while the sum is 68.

The square root of 4957989953 is about 70412.9956258076. The cubic root of 4957989953 is about 1705.1733930979.

The spelling of 4957989953 in words is "four billion, nine hundred fifty-seven million, nine hundred eighty-nine thousand, nine hundred fifty-three".