1017206196552 has 320 divisors, whose sum is σ = 3548873623680. Its totient is φ = 265040667648.

The previous prime is 1017206196511. The next prime is 1017206196571. The reversal of 1017206196552 is 2556916027101.

It is a happy number.

1017206196552 is a `hidden beast` number, since 1 + 0 + 1 + 7 + 2 + 0 + 6 + 1 + 96 + 552 = 666.

1017206196552 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1017206196498 and 1017206196507.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4790428 + ... + 4998260.

It is an arithmetic number, because the mean of its divisors is an integer number (11090230074).

Almost surely, 2^{1017206196552} is an apocalyptic number.

1017206196552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1017206196552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1774436811840).

1017206196552 is an abundant number, since it is smaller than the sum of its proper divisors (2531667427128).

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

1017206196552 is a wasteful number, since it uses less digits than its factorization.

1017206196552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207954 (or 207941 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The spelling of 1017206196552 in words is "one trillion, seventeen billion, two hundred six million, one hundred ninety-six thousand, five hundred fifty-two".