1177777696 has 48 divisors (see below), whose sum is σ = 2409704640. Its totient is φ = 565976320.

The previous prime is 1177777669. The next prime is 1177777717. The reversal of 1177777696 is 6967777711.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 1177777696.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207861 + ... + 213451.

It is an arithmetic number, because the mean of its divisors is an integer number (50202180).

Almost surely, 2^1177777696 is an apocalyptic number.

1177777696 is a gapful number since it is divisible by the number (16) 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 1177777696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1204852320).

1177777696 is an abundant number, since it is smaller than the sum of its proper divisors (1231926944).

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

1177777696 is a wasteful number, since it uses less digits than its factorization.

1177777696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5857 (or 5849 counting only the distinct ones).

The product of its digits is 5445468, while the sum is 58.

The square root of 1177777696 is about 34318.7659451793. The cubic root of 1177777696 is about 1056.0580106638.

The spelling of 1177777696 in words is "one billion, one hundred seventy-seven million, seven hundred seventy-seven thousand, six hundred ninety-six".