7004913678 has 72 divisors (see below), whose sum is σ = 17708382432. Its totient is φ = 1995380352.

The previous prime is 7004913661. The next prime is 7004913679. The reversal of 7004913678 is 8763194007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7004913679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 285451 + ... + 309017.

It is an arithmetic number, because the mean of its divisors is an integer number (245949756).

Almost surely, 2^7004913678 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7004913678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8854191216).

7004913678 is an abundant number, since it is smaller than the sum of its proper divisors (10703468754).

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

7004913678 is a wasteful number, since it uses less digits than its factorization.

7004913678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23926 (or 23916 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 7004913678 is about 83695.3623446365. The cubic root of 7004913678 is about 1913.3786746476.

The spelling of 7004913678 in words is "seven billion, four million, nine hundred thirteen thousand, six hundred seventy-eight".