7663713400 has 96 divisors (see below), whose sum is σ = 20524400640. Its totient is φ = 2606808960.

The previous prime is 7663713389. The next prime is 7663713433. The reversal of 7663713400 is 43173667.

It is a self number, because there is not a number n which added to its sum of digits gives 7663713400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156249 + ... + 199351.

It is an arithmetic number, because the mean of its divisors is an integer number (213795840).

Almost surely, 2^7663713400 is an apocalyptic number.

7663713400 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7663713400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10262200320).

7663713400 is an abundant number, since it is smaller than the sum of its proper divisors (12860687240).

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

7663713400 is a wasteful number, since it uses less digits than its factorization.

7663713400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43253 (or 43244 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 7663713400 is about 87542.6376116233. The cubic root of 7663713400 is about 1971.5740123843.

The spelling of 7663713400 in words is "seven billion, six hundred sixty-three million, seven hundred thirteen thousand, four hundred".