40025550394 has 8 divisors (see below), whose sum is σ = 60062669568. Its totient is φ = 20004660540.

The previous prime is 40025550359. The next prime is 40025550407. The reversal of 40025550394 is 49305552004.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 4051162 + ... + 4061029.

It is an arithmetic number, because the mean of its divisors is an integer number (7507833696).

Almost surely, 2^40025550394 is an apocalyptic number.

40025550394 is a deficient number, since it is larger than the sum of its proper divisors (20037119174).

40025550394 is a wasteful number, since it uses less digits than its factorization.

40025550394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8114660.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 40025550394 in words is "forty billion, twenty-five million, five hundred fifty thousand, three hundred ninety-four".