7666652501340 has 192 divisors, whose sum is σ = 25134293882880. Its totient is φ = 1709814113280.

The previous prime is 7666652501329. The next prime is 7666652501363. The reversal of 7666652501340 is 431052566667.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3077641 + ... + 4980479.

It is an arithmetic number, because the mean of its divisors is an integer number (130907780640).

Almost surely, 2^{7666652501340} is an apocalyptic number.

7666652501340 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 7666652501340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12567146941440).

7666652501340 is an abundant number, since it is smaller than the sum of its proper divisors (17467641381540).

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

7666652501340 is a wasteful number, since it uses less digits than its factorization.

7666652501340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903092 (or 1903090 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 51.

The spelling of 7666652501340 in words is "seven trillion, six hundred sixty-six billion, six hundred fifty-two million, five hundred one thousand, three hundred forty".