40875038531 has 4 divisors (see below), whose sum is σ = 40886948472. Its totient is φ = 40863128592.

The previous prime is 40875038497. The next prime is 40875038557. The reversal of 40875038531 is 13583057804.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40875038531 is a prime.

It is a super-2 number, since 2×40875038531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40875038591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5949821 + ... + 5956686.

It is an arithmetic number, because the mean of its divisors is an integer number (10221737118).

Almost surely, 2^40875038531 is an apocalyptic number.

40875038531 is a deficient number, since it is larger than the sum of its proper divisors (11909941).

40875038531 is a wasteful number, since it uses less digits than its factorization.

40875038531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11909940.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 40875038531 in words is "forty billion, eight hundred seventy-five million, thirty-eight thousand, five hundred thirty-one".