6254156368 has 20 divisors (see below), whose sum is σ = 12125655828. Its totient is φ = 3124954880.

The previous prime is 6254156351. The next prime is 6254156369. The reversal of 6254156368 is 8636514526.

It can be written as a sum of positive squares in 2 ways, for example, as 1626347584 + 4627808784 = 40328^2 + 68028^2 .

It is a super-2 number, since 2×6254156368² = 78228943750789902848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6254156369) 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, 108271 + ... + 155662.

Almost surely, 2^6254156368 is an apocalyptic number.

It is an amenable number.

6254156368 is a deficient number, since it is larger than the sum of its proper divisors (5871499460).

6254156368 is a wasteful number, since it uses less digits than its factorization.

6254156368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265422 (or 265416 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The square root of 6254156368 is about 79083.2243146421. The cubic root of 6254156368 is about 1842.4239839225.

The spelling of 6254156368 in words is "six billion, two hundred fifty-four million, one hundred fifty-six thousand, three hundred sixty-eight".