77330129462 has 16 divisors (see below), whose sum is σ = 116113964400. Its totient is φ = 38625498912.

The previous prime is 77330129449. The next prime is 77330129473. The reversal of 77330129462 is 26492103377.

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 7 ways as a sum of consecutive naturals, for example, 10207508 + ... + 10215080.

It is an arithmetic number, because the mean of its divisors is an integer number (7257122775).

Almost surely, 2^77330129462 is an apocalyptic number.

77330129462 is a deficient number, since it is larger than the sum of its proper divisors (38783834938).

77330129462 is a wasteful number, since it uses less digits than its factorization.

77330129462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12127.

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 77330129462 in words is "seventy-seven billion, three hundred thirty million, one hundred twenty-nine thousand, four hundred sixty-two".