77070667077271 has 24 divisors (see below), whose sum is σ = 94869245689344. Its totient is φ = 62298395858160.

The previous prime is 77070667077263. The next prime is 77070667077337. The reversal of 77070667077271 is 17277076607077.

It is not a de Polignac number, because 77070667077271 - 2³ = 77070667077263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77070667077241) 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, 481509315 + ... + 481669348.

It is an arithmetic number, because the mean of its divisors is an integer number (3952885237056).

Almost surely, 2^{77070667077271} is an apocalyptic number.

77070667077271 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

77070667077271 is a deficient number, since it is larger than the sum of its proper divisors (17798578612073).

77070667077271 is a wasteful number, since it uses less digits than its factorization.

77070667077271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963178771 (or 963178764 counting only the distinct ones).

The product of its (nonzero) digits is 59295096, while the sum is 64.

The spelling of 77070667077271 in words is "seventy-seven trillion, seventy billion, six hundred sixty-seven million, seventy-seven thousand, two hundred seventy-one".