2505968357 has 8 divisors (see below), whose sum is σ = 2532201984. Its totient is φ = 2479867488.

The previous prime is 2505968341. The next prime is 2505968363. The reversal of 2505968357 is 7538695052.

2505968357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2505968357 - 2⁴ = 2505968341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505968327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4988 + ... + 70970.

It is an arithmetic number, because the mean of its divisors is an integer number (316525248).

Almost surely, 2^2505968357 is an apocalyptic number.

It is an amenable number.

2505968357 is a deficient number, since it is larger than the sum of its proper divisors (26233627).

2505968357 is a wasteful number, since it uses less digits than its factorization.

2505968357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66379.

The product of its (nonzero) digits is 2268000, while the sum is 50.

The square root of 2505968357 is about 50059.6479911715. The cubic root of 2505968357 is about 1358.2879908518.

The spelling of 2505968357 in words is "two billion, five hundred five million, nine hundred sixty-eight thousand, three hundred fifty-seven".