40530249476 has 12 divisors (see below), whose sum is σ = 72844908108. Its totient is φ = 19717418592.

The previous prime is 40530249467. The next prime is 40530249509. The reversal of 40530249476 is 67494203504.

It can be written as a sum of positive squares in 2 ways, for example, as 24421563076 + 16108686400 = 156274^2 + 126920^2 .

It is a super-2 number, since 2×40530249476² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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, 136926371 + ... + 136926666.

It is an arithmetic number, because the mean of its divisors is an integer number (6070409009).

Almost surely, 2^40530249476 is an apocalyptic number.

It is an amenable number.

40530249476 is a deficient number, since it is larger than the sum of its proper divisors (32314658632).

40530249476 is a wasteful number, since it uses less digits than its factorization.

40530249476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273853078 (or 273853076 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 40530249476 in words is "forty billion, five hundred thirty million, two hundred forty-nine thousand, four hundred seventy-six".