77770000846 has 16 divisors (see below), whose sum is σ = 118081079424. Its totient is φ = 38409804664.

The previous prime is 77770000837. The next prime is 77770000933. The reversal of 77770000846 is 64800007777.

It is a junction number, because it is equal to n+sod(n) for n = 77770000796 and 77770000805.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 991935 + ... + 1067461.

It is an arithmetic number, because the mean of its divisors is an integer number (7380067464).

Almost surely, 2^77770000846 is an apocalyptic number.

77770000846 is a deficient number, since it is larger than the sum of its proper divisors (40311078578).

77770000846 is a wasteful number, since it uses less digits than its factorization.

77770000846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81815.

The product of its (nonzero) digits is 460992, while the sum is 46.

The spelling of 77770000846 in words is "seventy-seven billion, seven hundred seventy million, eight hundred forty-six", and thus it is an aban number.