1005540432102 has 32 divisors (see below), whose sum is σ = 2236349660160. Its totient is φ = 334907839080.

The previous prime is 1005540432041. The next prime is 1005540432107. The reversal of 1005540432102 is 2012340455001.

1005540432102 is a `hidden beast` number, since 1 + 0 + 0 + 554 + 0 + 4 + 3 + 2 + 102 = 666.

It is a super-2 number, since 2×1005540432102² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005540432107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7496938 + ... + 7629885.

It is an arithmetic number, because the mean of its divisors is an integer number (69885926880).

Almost surely, 2^{1005540432102} is an apocalyptic number.

1005540432102 is an abundant number, since it is smaller than the sum of its proper divisors (1230809228058).

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

1005540432102 is a wasteful number, since it uses less digits than its factorization.

1005540432102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15128065 (or 15128059 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 1005540432102 its reverse (2012340455001), we get a palindrome (3017880887103).

The spelling of 1005540432102 in words is "one trillion, five billion, five hundred forty million, four hundred thirty-two thousand, one hundred two".