7165377271680 has 64 divisors (see below), whose sum is σ = 22839640059600. Its totient is φ = 1910767271936.

The previous prime is 7165377271627. The next prime is 7165377271709. The reversal of 7165377271680 is 861727735617.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1865981745 + ... + 1865985584.

Almost surely, 2^{7165377271680} is an apocalyptic number.

It is an amenable number.

7165377271680 is an abundant number, since it is smaller than the sum of its proper divisors (15674262787920).

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

7165377271680 is a wasteful number, since it uses less digits than its factorization.

7165377271680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731967351 (or 3731967339 counting only the distinct ones).

The product of its (nonzero) digits is 20744640, while the sum is 60.

The spelling of 7165377271680 in words is "seven trillion, one hundred sixty-five billion, three hundred seventy-seven million, two hundred seventy-one thousand, six hundred eighty".