40044012001530 has 64 divisors (see below), whose sum is σ = 100564794252288. Its totient is φ = 10192377761280.

The previous prime is 40044012001489. The next prime is 40044012001571. The reversal of 40044012001530 is 3510021044004.

It is an interprime number because it is at equal distance from previous prime (40044012001489) and next prime (40044012001571).

It is a self number, because there is not a number n which added to its sum of digits gives 40044012001530.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294850449 + ... + 294986228.

It is an arithmetic number, because the mean of its divisors is an integer number (1571324910192).

Almost surely, 2^{40044012001530} is an apocalyptic number.

40044012001530 is an abundant number, since it is smaller than the sum of its proper divisors (60520782250758).

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

40044012001530 is a wasteful number, since it uses less digits than its factorization.

40044012001530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589836791.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 40044012001530 its reverse (3510021044004), we get a palindrome (43554033045534).

The spelling of 40044012001530 in words is "forty trillion, forty-four billion, twelve million, one thousand, five hundred thirty".