1040535500634 has 96 divisors (see below), whose sum is σ = 2624834234880. Its totient is φ = 291743920800.

The previous prime is 1040535500623. The next prime is 1040535500639. The reversal of 1040535500634 is 4360055350401.

1040535500634 is a `hidden beast` number, since 1 + 0 + 40 + 5 + 3 + 550 + 0 + 63 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (1040535500639) 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, 4122249 + ... + 4367379.

It is an arithmetic number, because the mean of its divisors is an integer number (27342023280).

Almost surely, 2^{1040535500634} is an apocalyptic number.

1040535500634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1040535500634, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1312417117440).

1040535500634 is an abundant number, since it is smaller than the sum of its proper divisors (1584298734246).

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

1040535500634 is a wasteful number, since it uses less digits than its factorization.

1040535500634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245776 (or 245773 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 1040535500634 in words is "one trillion, forty billion, five hundred thirty-five million, five hundred thousand, six hundred thirty-four".