40035821376 has 56 divisors (see below), whose sum is σ = 106762255360. Its totient is φ = 13240184832.

The previous prime is 40035821303. The next prime is 40035821381. The reversal of 40035821376 is 67312853004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796561 + ... + 845328.

Almost surely, 2^40035821376 is an apocalyptic number.

It is an amenable number.

40035821376 is an abundant number, since it is smaller than the sum of its proper divisors (66726433984).

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

40035821376 is a wasteful number, since it uses less digits than its factorization.

40035821376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642031 (or 1642021 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 40035821376 in words is "forty billion, thirty-five million, eight hundred twenty-one thousand, three hundred seventy-six".