1198847690370 has 768 divisors, whose sum is σ = 3799388436480. Its totient is φ = 269198899200.

The previous prime is 1198847690363. The next prime is 1198847690393. The reversal of 1198847690370 is 730967488911.

1198847690370 is a `hidden beast` number, since 1 + 1 + 9 + 8 + 8 + 476 + 90 + 3 + 70 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1198847690298 and 1198847690307.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 2129391709 + ... + 2129392271.

It is an arithmetic number, because the mean of its divisors is an integer number (4947120360).

Almost surely, 2^{1198847690370} is an apocalyptic number.

1198847690370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1198847690370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1899694218240).

1198847690370 is an abundant number, since it is smaller than the sum of its proper divisors (2600540746110).

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

1198847690370 is a wasteful number, since it uses less digits than its factorization.

1198847690370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 63.

The spelling of 1198847690370 in words is "one trillion, one hundred ninety-eight billion, eight hundred forty-seven million, six hundred ninety thousand, three hundred seventy".