877622840842 has 16 divisors (see below), whose sum is σ = 1441831666464. Its totient is φ = 397330150000.

The previous prime is 877622840821. The next prime is 877622840873. The reversal of 877622840842 is 248048226778.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79460509 + ... + 79471552.

It is an arithmetic number, because the mean of its divisors is an integer number (90114479154).

Almost surely, 2^877622840842 is an apocalyptic number.

877622840842 is a deficient number, since it is larger than the sum of its proper divisors (564208825622).

877622840842 is a wasteful number, since it uses less digits than its factorization.

877622840842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158932325.

The product of its (nonzero) digits is 19267584, while the sum is 58.

The spelling of 877622840842 in words is "eight hundred seventy-seven billion, six hundred twenty-two million, eight hundred forty thousand, eight hundred forty-two".