40350512544 has 48 divisors (see below), whose sum is σ = 105933381120. Its totient is φ = 13448483840.

The previous prime is 40350512519. The next prime is 40350512549. The reversal of 40350512544 is 44521505304.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (40350512549) 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 7 ways as a sum of consecutive naturals, for example, 918472 + ... + 961400.

It is an arithmetic number, because the mean of its divisors is an integer number (2206945440).

Almost surely, 2^40350512544 is an apocalyptic number.

It is an amenable number.

40350512544 is an abundant number, since it is smaller than the sum of its proper divisors (65582868576).

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

40350512544 is a wasteful number, since it uses less digits than its factorization.

40350512544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52733 (or 52725 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 40350512544 in words is "forty billion, three hundred fifty million, five hundred twelve thousand, five hundred forty-four".