77671047201 has 12 divisors (see below), whose sum is σ = 113831948496. Its totient is φ = 47073361720.

The previous prime is 77671047161. The next prime is 77671047229. The reversal of 77671047201 is 10274017677.

It is not a de Polignac number, because 77671047201 - 2¹⁷ = 77670916129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77671047271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106984551 + ... + 106985276.

It is an arithmetic number, because the mean of its divisors is an integer number (9485995708).

Almost surely, 2^77671047201 is an apocalyptic number.

It is an amenable number.

77671047201 is a deficient number, since it is larger than the sum of its proper divisors (36160901295).

77671047201 is a wasteful number, since it uses less digits than its factorization.

77671047201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213969852 (or 213969841 counting only the distinct ones).

The product of its (nonzero) digits is 115248, while the sum is 42.

The spelling of 77671047201 in words is "seventy-seven billion, six hundred seventy-one million, forty-seven thousand, two hundred one".