77976305095 has 24 divisors (see below), whose sum is σ = 101643037056. Its totient is φ = 57400656768.

The previous prime is 77976305093. The next prime is 77976305131. The reversal of 77976305095 is 59050367977.

It is a happy number.

It is not a de Polignac number, because 77976305095 - 2¹ = 77976305093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77976305093) 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, 122314 + ... + 413416.

It is an arithmetic number, because the mean of its divisors is an integer number (4235126544).

Almost surely, 2^77976305095 is an apocalyptic number.

77976305095 is a deficient number, since it is larger than the sum of its proper divisors (23666731961).

77976305095 is a wasteful number, since it uses less digits than its factorization.

77976305095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291451 (or 291438 counting only the distinct ones).

The product of its (nonzero) digits is 12502350, while the sum is 58.

The spelling of 77976305095 in words is "seventy-seven billion, nine hundred seventy-six million, three hundred five thousand, ninety-five".