40597890890 has 32 divisors (see below), whose sum is σ = 74708426304. Its totient is φ = 15879980160.

The previous prime is 40597890889. The next prime is 40597890929. The reversal of 40597890890 is 9809879504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129356 + ... + 312935.

It is an arithmetic number, because the mean of its divisors is an integer number (2334638322).

Almost surely, 2^40597890890 is an apocalyptic number.

40597890890 is a deficient number, since it is larger than the sum of its proper divisors (34110535414).

40597890890 is a wasteful number, since it uses less digits than its factorization.

40597890890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442502.

The product of its (nonzero) digits is 6531840, while the sum is 59.

The spelling of 40597890890 in words is "forty billion, five hundred ninety-seven million, eight hundred ninety thousand, eight hundred ninety".