77982419037 has 8 divisors (see below), whose sum is σ = 104371907904. Its totient is φ = 51790604768.

The previous prime is 77982419029. The next prime is 77982419089. The reversal of 77982419037 is 73091428977.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77982419037 - 2³ = 77982419029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77982489037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49417728 + ... + 49419305.

It is an arithmetic number, because the mean of its divisors is an integer number (13046488488).

Almost surely, 2^77982419037 is an apocalyptic number.

It is an amenable number.

77982419037 is a deficient number, since it is larger than the sum of its proper divisors (26389488867).

77982419037 is a wasteful number, since it uses less digits than its factorization.

77982419037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98837299.

The product of its (nonzero) digits is 5334336, while the sum is 57.

The spelling of 77982419037 in words is "seventy-seven billion, nine hundred eighty-two million, four hundred nineteen thousand, thirty-seven".