1061691592104 has 192 divisors, whose sum is σ = 3381236127360. Its totient is φ = 296701816320.

The previous prime is 1061691592099. The next prime is 1061691592127. The reversal of 1061691592104 is 4012951961601.

1061691592104 is a `hidden beast` number, since 1 + 0 + 616 + 9 + 1 + 5 + 9 + 21 + 0 + 4 = 666.

It is a super-2 number, since 2×1061691592104² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1061691592104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11206357 + ... + 11300699.

It is an arithmetic number, because the mean of its divisors is an integer number (17610604830).

Almost surely, 2^{1061691592104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061691592104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1690618063680).

1061691592104 is an abundant number, since it is smaller than the sum of its proper divisors (2319544535256).

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

1061691592104 is a wasteful number, since it uses less digits than its factorization.

1061691592104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95472 (or 95465 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The spelling of 1061691592104 in words is "one trillion, sixty-one billion, six hundred ninety-one million, five hundred ninety-two thousand, one hundred four".