1040283655686 has 96 divisors (see below), whose sum is σ = 2527394358528. Its totient is φ = 306464109120.

The previous prime is 1040283655679. The next prime is 1040283655687. The reversal of 1040283655686 is 6865563820401.

1040283655686 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 2 + 8 + 3 + 6 + 556 + 86 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040283655687) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8901645 + ... + 9017751.

It is an arithmetic number, because the mean of its divisors is an integer number (26327024568).

Almost surely, 2^{1040283655686} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1040283655686, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1263697179264).

1040283655686 is an abundant number, since it is smaller than the sum of its proper divisors (1487110702842).

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

1040283655686 is a wasteful number, since it uses less digits than its factorization.

1040283655686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117386 (or 117383 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 1040283655686 in words is "one trillion, forty billion, two hundred eighty-three million, six hundred fifty-five thousand, six hundred eighty-six".