6746738608545 has 32 divisors (see below), whose sum is σ = 11626100325504. Its totient is φ = 3321199680000.

The previous prime is 6746738608537. The next prime is 6746738608567. The reversal of 6746738608545 is 5458068376476.

It is not a de Polignac number, because 6746738608545 - 2³ = 6746738608537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6746738608545.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 986170 + ... + 3803420.

It is an arithmetic number, because the mean of its divisors is an integer number (363315635172).

Almost surely, 2^{6746738608545} is an apocalyptic number.

6746738608545 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6746738608545 is a deficient number, since it is larger than the sum of its proper divisors (4879361716959).

6746738608545 is a wasteful number, since it uses less digits than its factorization.

6746738608545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2829553.

The product of its (nonzero) digits is 812851200, while the sum is 69.

The spelling of 6746738608545 in words is "six trillion, seven hundred forty-six billion, seven hundred thirty-eight million, six hundred eight thousand, five hundred forty-five".