77218483604 has 12 divisors (see below), whose sum is σ = 142244575200. Its totient is φ = 36577176408.

The previous prime is 77218483603. The next prime is 77218483651. The reversal of 77218483604 is 40638481277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77218483603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508016264 + ... + 508016415.

It is an arithmetic number, because the mean of its divisors is an integer number (11853714600).

Almost surely, 2^77218483604 is an apocalyptic number.

It is an amenable number.

77218483604 is a deficient number, since it is larger than the sum of its proper divisors (65026091596).

77218483604 is a wasteful number, since it uses less digits than its factorization.

77218483604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016032702 (or 1016032700 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 50.

The spelling of 77218483604 in words is "seventy-seven billion, two hundred eighteen million, four hundred eighty-three thousand, six hundred four".