199356500070 has 192 divisors, whose sum is σ = 648754928640. Its totient is φ = 41349014784.

The previous prime is 199356500051. The next prime is 199356500113. The reversal of 199356500070 is 70005653991.

199356500070 is a `hidden beast` number, since 1 + 9 + 93 + 56 + 500 + 0 + 7 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 199356499989 and 199356500025.

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, 276927 + ... + 689493.

It is an arithmetic number, because the mean of its divisors is an integer number (3378931920).

Almost surely, 2^199356500070 is an apocalyptic number.

199356500070 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 199356500070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324377464320).

199356500070 is an abundant number, since it is smaller than the sum of its proper divisors (449398428570).

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

199356500070 is a wasteful number, since it uses less digits than its factorization.

199356500070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412659 (or 412656 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 45.

The spelling of 199356500070 in words is "one hundred ninety-nine billion, three hundred fifty-six million, five hundred thousand, seventy".