6945533308451 has 8 divisors (see below), whose sum is σ = 6966293486880. Its totient is φ = 6924774019968.

The previous prime is 6945533308411. The next prime is 6945533308477. The reversal of 6945533308451 is 1548033355496.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6945533308451 - 2³⁸ = 6670655401507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6945533308411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17519045 + ... + 17911113.

It is an arithmetic number, because the mean of its divisors is an integer number (870786685860).

Almost surely, 2^{6945533308451} is an apocalyptic number.

6945533308451 is a deficient number, since it is larger than the sum of its proper divisors (20760178429).

6945533308451 is a wasteful number, since it uses less digits than its factorization.

6945533308451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444973.

The product of its (nonzero) digits is 23328000, while the sum is 56.

It can be divided in two parts, 694553 and 3308451, that added together give a palindrome (4003004).

The spelling of 6945533308451 in words is "six trillion, nine hundred forty-five billion, five hundred thirty-three million, three hundred eight thousand, four hundred fifty-one".