1040536063665 has 192 divisors, whose sum is σ = 2199027916800. Its totient is φ = 444313700352.

The previous prime is 1040536063657. The next prime is 1040536063667. The reversal of 1040536063665 is 5663606350401.

1040536063665 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 5 + 3 + 6 + 0 + 636 + 6 + 5 = 666.

It is not a de Polignac number, because 1040536063665 - 2³ = 1040536063657 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1040536063665.

It is not an unprimeable number, because it can be changed into a prime (1040536063667) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 788881876 + ... + 788883194.

It is an arithmetic number, because the mean of its divisors is an integer number (11453270400).

Almost surely, 2^{1040536063665} is an apocalyptic number.

1040536063665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1040536063665 is an abundant number, since it is smaller than the sum of its proper divisors (1158491853135).

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

1040536063665 is a wasteful number, since it uses less digits than its factorization.

1040536063665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356 (or 2353 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 45.

The spelling of 1040536063665 in words is "one trillion, forty billion, five hundred thirty-six million, sixty-three thousand, six hundred sixty-five".