6140626641 has 12 divisors (see below), whose sum is σ = 9255437568. Its totient is φ = 3915761784.

The previous prime is 6140626637. The next prime is 6140626651. The reversal of 6140626641 is 1466260416.

6140626641 is a `hidden beast` number, since 6 + 1 + 4 + 0 + 6 + 2 + 6 + 641 = 666.

It is not a de Polignac number, because 6140626641 - 2² = 6140626637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6140626596 and 6140626605.

It is not an unprimeable number, because it can be changed into a prime (6140626631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14832225 + ... + 14832638.

It is an arithmetic number, because the mean of its divisors is an integer number (771286464).

Almost surely, 2^6140626641 is an apocalyptic number.

It is an amenable number.

6140626641 is a deficient number, since it is larger than the sum of its proper divisors (3114810927).

6140626641 is a wasteful number, since it uses less digits than its factorization.

6140626641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29664892 (or 29664889 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 6140626641 is about 78362.1505639043. The cubic root of 6140626641 is about 1831.2075242805.

The spelling of 6140626641 in words is "six billion, one hundred forty million, six hundred twenty-six thousand, six hundred forty-one".