84140862043776 has 128 divisors (see below), whose sum is σ = 224005638542400. Its totient is φ = 27983411601408.

The previous prime is 84140862043757. The next prime is 84140862043829. The reversal of 84140862043776 is 67734026804148.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1723855660 + ... + 1723904468.

Almost surely, 2^{84140862043776} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84140862043776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112002819271200).

84140862043776 is an abundant number, since it is smaller than the sum of its proper divisors (139864776498624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84140862043776 is a wasteful number, since it uses less digits than its factorization.

84140862043776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58906 (or 58894 counting only the distinct ones).

The product of its (nonzero) digits is 43352064, while the sum is 60.

The spelling of 84140862043776 in words is "eighty-four trillion, one hundred forty billion, eight hundred sixty-two million, forty-three thousand, seven hundred seventy-six".