6742628408 has 16 divisors (see below), whose sum is σ = 12643800000. Its totient is φ = 3370948416.

The previous prime is 6742628393. The next prime is 6742628423. The reversal of 6742628408 is 8048262476.

It is an interprime number because it is at equal distance from previous prime (6742628393) and next prime (6742628423).

It is a super-2 number, since 2×6742628408² = 90926075696737228928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42668 + ... + 123716.

It is an arithmetic number, because the mean of its divisors is an integer number (790237500).

Almost surely, 2^6742628408 is an apocalyptic number.

It is an amenable number.

6742628408 is a deficient number, since it is larger than the sum of its proper divisors (5901171592).

6742628408 is a wasteful number, since it uses less digits than its factorization.

6742628408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91454 (or 91450 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 47.

The square root of 6742628408 is about 82113.5092904937. The cubic root of 6742628408 is about 1889.1933521052.

The spelling of 6742628408 in words is "six billion, seven hundred forty-two million, six hundred twenty-eight thousand, four hundred eight".