84898193121580 has 24 divisors (see below), whose sum is σ = 178286425093728. Its totient is φ = 33959235431808.

The previous prime is 84898193121557. The next prime is 84898193121593. The reversal of 84898193121580 is 8512139189848.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17999752 + ... + 22221328.

It is an arithmetic number, because the mean of its divisors is an integer number (7428601045572).

Almost surely, 2^{84898193121580} is an apocalyptic number.

It is an amenable number.

84898193121580 is an abundant number, since it is smaller than the sum of its proper divisors (93388231972148).

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

84898193121580 is a wasteful number, since it uses less digits than its factorization.

84898193121580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5227113 (or 5227111 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 67.

The spelling of 84898193121580 in words is "eighty-four trillion, eight hundred ninety-eight billion, one hundred ninety-three million, one hundred twenty-one thousand, five hundred eighty".