4997857326 has 48 divisors (see below), whose sum is σ = 12556612992. Its totient is φ = 1298143440.

The previous prime is 4997857313. The next prime is 4997857331. The reversal of 4997857326 is 6237587994.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4997857326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 486640 + ... + 496803.

It is an arithmetic number, because the mean of its divisors is an integer number (261596104).

Almost surely, 2^4997857326 is an apocalyptic number.

4997857326 is an abundant number, since it is smaller than the sum of its proper divisors (7558755666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4997857326 is a wasteful number, since it uses less digits than its factorization.

4997857326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983477 (or 983466 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 60.

The square root of 4997857326 is about 70695.5255019722. The cubic root of 4997857326 is about 1709.7316503768.

The spelling of 4997857326 in words is "four billion, nine hundred ninety-seven million, eight hundred fifty-seven thousand, three hundred twenty-six".