77441000766 has 16 divisors (see below), whose sum is σ = 154942794000. Its totient is φ = 25803534848.

The previous prime is 77441000753. The next prime is 77441000789. The reversal of 77441000766 is 66700014477.

It is a super-2 number, since 2×77441000766² (a number of 23 digits) contains 22 as substring.

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, 2516451 + ... + 2547038.

It is an arithmetic number, because the mean of its divisors is an integer number (9683924625).

Almost surely, 2^77441000766 is an apocalyptic number.

77441000766 is an abundant number, since it is smaller than the sum of its proper divisors (77501793234).

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

77441000766 is a wasteful number, since it uses less digits than its factorization.

77441000766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5066043.

The product of its (nonzero) digits is 197568, while the sum is 42.

The spelling of 77441000766 in words is "seventy-seven billion, four hundred forty-one million, seven hundred sixty-six", and thus it is an aban number.