6225855137 has 8 divisors (see below), whose sum is σ = 6320234976. Its totient is φ = 6131518272.

The previous prime is 6225855131. The next prime is 6225855193. The reversal of 6225855137 is 7315585226.

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 6225855137 - 2⁸ = 6225854881 is a prime.

It is a super-2 number, since 2×6225855137² = 77522544373818577538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6225855131) 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, 397193 + ... + 412569.

It is an arithmetic number, because the mean of its divisors is an integer number (790029372).

Almost surely, 2^6225855137 is an apocalyptic number.

6225855137 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

It is an amenable number.

6225855137 is a deficient number, since it is larger than the sum of its proper divisors (94379839).

6225855137 is a wasteful number, since it uses less digits than its factorization.

6225855137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21487.

The product of its digits is 504000, while the sum is 44.

The square root of 6225855137 is about 78904.0882147433. The cubic root of 6225855137 is about 1839.6406766246.

The spelling of 6225855137 in words is "six billion, two hundred twenty-five million, eight hundred fifty-five thousand, one hundred thirty-seven".