77530801071 has 16 divisors (see below), whose sum is σ = 108227468160. Its totient is φ = 49303615200.

The previous prime is 77530801067. The next prime is 77530801087. The reversal of 77530801071 is 17010803577.

It is not a de Polignac number, because 77530801071 - 2² = 77530801067 is a prime.

It is a super-2 number, since 2×77530801071² (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 (77530801021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5361205 + ... + 5375646.

It is an arithmetic number, because the mean of its divisors is an integer number (6764216760).

Almost surely, 2^77530801071 is an apocalyptic number.

77530801071 is a deficient number, since it is larger than the sum of its proper divisors (30696667089).

77530801071 is a wasteful number, since it uses less digits than its factorization.

77530801071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10736966.

The product of its (nonzero) digits is 41160, while the sum is 39.

The spelling of 77530801071 in words is "seventy-seven billion, five hundred thirty million, eight hundred one thousand, seventy-one".