77901922411 has 8 divisors (see below), whose sum is σ = 78838079760. Its totient is φ = 76967117568.

The previous prime is 77901922387. The next prime is 77901922489. The reversal of 77901922411 is 11422910977.

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 77901922411 - 2⁵ = 77901922379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77901925411) by changing a digit.

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, 222001 + ... + 452866.

It is an arithmetic number, because the mean of its divisors is an integer number (9854759970).

Almost surely, 2^77901922411 is an apocalyptic number.

77901922411 is a deficient number, since it is larger than the sum of its proper divisors (936157349).

77901922411 is a wasteful number, since it uses less digits than its factorization.

77901922411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676253.

The product of its (nonzero) digits is 63504, while the sum is 43.

The spelling of 77901922411 in words is "seventy-seven billion, nine hundred one million, nine hundred twenty-two thousand, four hundred eleven".