1198620757896 has 64 divisors (see below), whose sum is σ = 2999176752000. Its totient is φ = 399190464000.

The previous prime is 1198620757861. The next prime is 1198620757913. The reversal of 1198620757896 is 6987570268911.

It is a self number, because there is not a number n which added to its sum of digits gives 1198620757896.

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, 186668766 + ... + 186675186.

It is an arithmetic number, because the mean of its divisors is an integer number (46862136750).

Almost surely, 2^{1198620757896} is an apocalyptic number.

It is an amenable number.

1198620757896 is an abundant number, since it is smaller than the sum of its proper divisors (1800555994104).

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

1198620757896 is a wasteful number, since it uses less digits than its factorization.

1198620757896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12030 (or 12026 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 69.

The spelling of 1198620757896 in words is "one trillion, one hundred ninety-eight billion, six hundred twenty million, seven hundred fifty-seven thousand, eight hundred ninety-six".