198954637013070 has 192 divisors, whose sum is σ = 533482269465600. Its totient is φ = 51410607552000.

The previous prime is 198954637013017. The next prime is 198954637013087. The reversal of 198954637013070 is 70310736459891.

198954637013070 is a `hidden beast` number, since 1 + 9 + 8 + 9 + 5 + 463 + 70 + 1 + 30 + 70 = 666.

It is a super-2 number, since 2×198954637013070² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 198954637012989 and 198954637013007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4846975287 + ... + 4847016333.

It is an arithmetic number, because the mean of its divisors is an integer number (2778553486800).

Almost surely, 2^{198954637013070} is an apocalyptic number.

198954637013070 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 198954637013070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266741134732800).

198954637013070 is an abundant number, since it is smaller than the sum of its proper divisors (334527632452530).

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

198954637013070 is a wasteful number, since it uses less digits than its factorization.

198954637013070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49951 (or 49948 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The spelling of 198954637013070 in words is "one hundred ninety-eight trillion, nine hundred fifty-four billion, six hundred thirty-seven million, thirteen thousand, seventy".