77085471414 has 48 divisors (see below), whose sum is σ = 180003672576. Its totient is φ = 21943126800.

The previous prime is 77085471413. The next prime is 77085471457. The reversal of 77085471414 is 41417458077.

It is a super-2 number, since 2×77085471414² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77085471413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 404082 + ... + 563429.

It is an arithmetic number, because the mean of its divisors is an integer number (3750076512).

Almost surely, 2^77085471414 is an apocalyptic number.

77085471414 is an abundant number, since it is smaller than the sum of its proper divisors (102918201162).

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

77085471414 is a wasteful number, since it uses less digits than its factorization.

77085471414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967801 (or 967794 counting only the distinct ones).

The product of its (nonzero) digits is 878080, while the sum is 48.

The spelling of 77085471414 in words is "seventy-seven billion, eighty-five million, four hundred seventy-one thousand, four hundred fourteen".