5257436635 has 8 divisors (see below), whose sum is σ = 6882462576. Its totient is φ = 3823590240.

The previous prime is 5257436621. The next prime is 5257436687. The reversal of 5257436635 is 5366347525.

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

It is not a de Polignac number, because 5257436635 - 2⁵ = 5257436603 is a prime.

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, 47794824 + ... + 47794933.

It is an arithmetic number, because the mean of its divisors is an integer number (860307822).

Almost surely, 2^5257436635 is an apocalyptic number.

5257436635 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5257436635 is a deficient number, since it is larger than the sum of its proper divisors (1625025941).

5257436635 is a wasteful number, since it uses less digits than its factorization.

5257436635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95589773.

The product of its digits is 2268000, while the sum is 46.

The square root of 5257436635 is about 72508.1832278261. The cubic root of 5257436635 is about 1738.8335683323.

The spelling of 5257436635 in words is "five billion, two hundred fifty-seven million, four hundred thirty-six thousand, six hundred thirty-five".