40687834380 has 24 divisors (see below), whose sum is σ = 113925936432. Its totient is φ = 10850089152.

The previous prime is 40687834379. The next prime is 40687834393. The reversal of 40687834380 is 8343878604.

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 7 ways as a sum of consecutive naturals, for example, 339065227 + ... + 339065346.

It is an arithmetic number, because the mean of its divisors is an integer number (4746914018).

Almost surely, 2^40687834380 is an apocalyptic number.

It is an amenable number.

40687834380 is an abundant number, since it is smaller than the sum of its proper divisors (73238102052).

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

40687834380 is a wasteful number, since it uses less digits than its factorization.

40687834380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678130585 (or 678130583 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 40687834380 in words is "forty billion, six hundred eighty-seven million, eight hundred thirty-four thousand, three hundred eighty".