6266139040 has 96 divisors (see below), whose sum is σ = 17502065280. Its totient is φ = 2074297344.

The previous prime is 6266139037. The next prime is 6266139041. The reversal of 6266139040 is 409316626.

It is a happy number.

It is a super-2 number, since 2×6266139040² = 78528996937224243200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6266139041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63982 + ... + 128941.

It is an arithmetic number, because the mean of its divisors is an integer number (182313180).

Almost surely, 2^6266139040 is an apocalyptic number.

It is an amenable number.

6266139040 is an abundant number, since it is smaller than the sum of its proper divisors (11235926240).

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

6266139040 is a wasteful number, since it uses less digits than its factorization.

6266139040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192974 (or 192966 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 6266139040 is about 79158.9479465209. The cubic root of 6266139040 is about 1843.5998993922.

The spelling of 6266139040 in words is "six billion, two hundred sixty-six million, one hundred thirty-nine thousand, forty".