87845092856 has 8 divisors (see below), whose sum is σ = 164709549120. Its totient is φ = 43922546424.

The previous prime is 87845092843. The next prime is 87845092871. The reversal of 87845092856 is 65829054878.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5490318296 + ... + 5490318311.

It is an arithmetic number, because the mean of its divisors is an integer number (20588693640).

Almost surely, 2^87845092856 is an apocalyptic number.

It is an amenable number.

87845092856 is a deficient number, since it is larger than the sum of its proper divisors (76864456264).

87845092856 is a wasteful number, since it uses less digits than its factorization.

87845092856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10980636613 (or 10980636609 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 62.

The spelling of 87845092856 in words is "eighty-seven billion, eight hundred forty-five million, ninety-two thousand, eight hundred fifty-six".