3478321753984 has 128 divisors (see below), whose sum is σ = 9014962106880. Its totient is φ = 1296268892160.

The previous prime is 3478321753931. The next prime is 3478321754003. The reversal of 3478321753984 is 4893571238743.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7445359 + ... + 7898734.

It is an arithmetic number, because the mean of its divisors is an integer number (70429391460).

Almost surely, 2^{3478321753984} is an apocalyptic number.

It is an amenable number.

3478321753984 is an abundant number, since it is smaller than the sum of its proper divisors (5536640352896).

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

3478321753984 is a wasteful number, since it uses less digits than its factorization.

3478321753984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15344148 (or 15344136 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 64.

The spelling of 3478321753984 in words is "three trillion, four hundred seventy-eight billion, three hundred twenty-one million, seven hundred fifty-three thousand, nine hundred eighty-four".