1061018862624 has 504 divisors, whose sum is σ = 3857594935068. Its totient is φ = 285310771200.

The previous prime is 1061018862611. The next prime is 1061018862679. The reversal of 1061018862624 is 4262688101601.

It is a happy number.

1061018862624 is a `hidden beast` number, since 1 + 0 + 6 + 1 + 0 + 18 + 8 + 6 + 2 + 624 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1037000062224 + 24018800400 = 1018332^2 + 154980^2 .

It is a tau number, because it is divible by the number of its divisors (504).

It is a super-2 number, since 2×1061018862624² (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 1061018862624.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 19404924 + ... + 19459524.

Almost surely, 2^{1061018862624} is an apocalyptic number.

1061018862624 is a gapful number since it is divisible by the number (14) 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 1061018862624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1928797467534).

1061018862624 is an abundant number, since it is smaller than the sum of its proper divisors (2796576072444).

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

1061018862624 is an equidigital number, since it uses as much as digits as its factorization.

1061018862624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54660 (or 54630 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 1061018862624 in words is "one trillion, sixty-one billion, eighteen million, eight hundred sixty-two thousand, six hundred twenty-four".