7697361945744 has 135 divisors (see below), whose sum is σ = 22371934245843. Its totient is φ = 2565487678752.

The previous prime is 7697361945737. The next prime is 7697361945853. The reversal of 7697361945744 is 4475491637967.

It is a happy number.

The square root of 7697361945744 is 2774412.

It is a perfect power (a square), and thus also a powerful number.

7697361945744 is a `hidden beast` number, since 7 + 6 + 9 + 7 + 36 + 19 + 4 + 574 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 898905207 + ... + 898913769.

Almost surely, 2^{7697361945744} is an apocalyptic number.

7697361945744 is the 2774412-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7697361945744

7697361945744 is an abundant number, since it is smaller than the sum of its proper divisors (14674572300099).

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

7697361945744 is an frugal number, since it uses more digits than its factorization.

7697361945744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17158 (or 8568 counting only the distinct ones).

The product of its digits is 960180480, while the sum is 72.

The spelling of 7697361945744 in words is "seven trillion, six hundred ninety-seven billion, three hundred sixty-one million, nine hundred forty-five thousand, seven hundred forty-four".