10040403065531 has 8 divisors (see below), whose sum is σ = 10091710046880. Its totient is φ = 9989099523648.

The previous prime is 10040403065519. The next prime is 10040403065557. The reversal of 10040403065531 is 13556030404001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10040403065531 is a prime.

It is a super-2 number, since 2×10040403065531² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10040403265531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5098610 + ... + 6787976.

It is an arithmetic number, because the mean of its divisors is an integer number (1261463755860).

Almost surely, 2^{10040403065531} is an apocalyptic number.

10040403065531 is a deficient number, since it is larger than the sum of its proper divisors (51306981349).

10040403065531 is a wasteful number, since it uses less digits than its factorization.

10040403065531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719733.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 10040403065531 its reverse (13556030404001), we get a palindrome (23596433469532).

The spelling of 10040403065531 in words is "ten trillion, forty billion, four hundred three million, sixty-five thousand, five hundred thirty-one".