3453873648678 has 24 divisors (see below), whose sum is σ = 7485754465800. Its totient is φ = 1150927899264.

The previous prime is 3453873648677. The next prime is 3453873648689. The reversal of 3453873648678 is 8768463783543.

It is a happy number.

3453873648678 is a `hidden beast` number, since 3 + 4 + 5 + 3 + 8 + 73 + 6 + 486 + 78 = 666.

It is a super-3 number, since 3×3453873648678³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3453873648671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30217788 + ... + 30331871.

It is an arithmetic number, because the mean of its divisors is an integer number (311906436075).

Almost surely, 2^{3453873648678} is an apocalyptic number.

3453873648678 is an abundant number, since it is smaller than the sum of its proper divisors (4031880817122).

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

3453873648678 is a wasteful number, since it uses less digits than its factorization.

3453873648678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60552836 (or 60552833 counting only the distinct ones).

The product of its digits is 1950842880, while the sum is 72.

The spelling of 3453873648678 in words is "three trillion, four hundred fifty-three billion, eight hundred seventy-three million, six hundred forty-eight thousand, six hundred seventy-eight".