6177760640 has 64 divisors (see below), whose sum is σ = 14808258000. Its totient is φ = 2464487424.

The previous prime is 6177760637. The next prime is 6177760651. The reversal of 6177760640 is 460677716.

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

It is a junction number, because it is equal to n+sod(n) for n = 6177760591 and 6177760600.

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, 229826 + ... + 255294.

Almost surely, 2^6177760640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6177760640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7404129000).

6177760640 is an abundant number, since it is smaller than the sum of its proper divisors (8630497360).

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

6177760640 is a wasteful number, since it uses less digits than its factorization.

6177760640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25867 (or 25855 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 44.

The square root of 6177760640 is about 78598.7317963846. The cubic root of 6177760640 is about 1834.8913744547.

The spelling of 6177760640 in words is "six billion, one hundred seventy-seven million, seven hundred sixty thousand, six hundred forty".