7713621475560 has 1920 divisors, whose sum is σ = 36300369853440. Its totient is φ = 1443275366400.

The previous prime is 7713621475517. The next prime is 7713621475607. The reversal of 7713621475560 is 655741263177.

7713621475560 is a `hidden beast` number, since 7 + 7 + 1 + 3 + 6 + 2 + 1 + 4 + 75 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 7713621475497 and 7713621475506.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 930805737 + ... + 930814023.

It is an arithmetic number, because the mean of its divisors is an integer number (18906442632).

Almost surely, 2^{7713621475560} is an apocalyptic number.

7713621475560 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 7713621475560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18150184926720).

7713621475560 is an abundant number, since it is smaller than the sum of its proper divisors (28586748377880).

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

7713621475560 is a wasteful number, since it uses less digits than its factorization.

7713621475560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8389 (or 8369 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 54.

The spelling of 7713621475560 in words is "seven trillion, seven hundred thirteen billion, six hundred twenty-one million, four hundred seventy-five thousand, five hundred sixty".