40515705348 has 48 divisors (see below), whose sum is σ = 97543536384. Its totient is φ = 13081605120.

The previous prime is 40515705341. The next prime is 40515705359. The reversal of 40515705348 is 84350751504.

It is a happy number.

It is a super-2 number, since 2×40515705348² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40515705341) 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 15 ways as a sum of consecutive naturals, for example, 315583 + ... + 424998.

It is an arithmetic number, because the mean of its divisors is an integer number (2032157008).

Almost surely, 2^40515705348 is an apocalyptic number.

It is an amenable number.

40515705348 is an abundant number, since it is smaller than the sum of its proper divisors (57027831036).

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

40515705348 is a wasteful number, since it uses less digits than its factorization.

40515705348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740732 (or 740730 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The spelling of 40515705348 in words is "forty billion, five hundred fifteen million, seven hundred five thousand, three hundred forty-eight".