77061030000 has 100 divisors (see below), whose sum is σ = 248763376488. Its totient is φ = 20549600000.

The previous prime is 77061029963. The next prime is 77061030019. The reversal of 77061030000 is 3016077.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1254351 + ... + 1314350.

Almost surely, 2^77061030000 is an apocalyptic number.

It is an amenable number.

77061030000 is an abundant number, since it is smaller than the sum of its proper divisors (171702346488).

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

77061030000 is a wasteful number, since it uses less digits than its factorization.

77061030000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2568732 (or 2568711 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 24.

Adding to 77061030000 its reverse (3016077), we get a palindrome (77064046077).

The spelling of 77061030000 in words is "seventy-seven billion, sixty-one million, thirty thousand".