40025494078 has 8 divisors (see below), whose sum is σ = 60934334472. Its totient is φ = 19714049256.

The previous prime is 40025494037. The next prime is 40025494081. The reversal of 40025494078 is 87049452004.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 149348725 + ... + 149348992.

It is an arithmetic number, because the mean of its divisors is an integer number (7616791809).

Almost surely, 2^40025494078 is an apocalyptic number.

40025494078 is a deficient number, since it is larger than the sum of its proper divisors (20908840394).

40025494078 is a wasteful number, since it uses less digits than its factorization.

40025494078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298697786.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 40025494078 in words is "forty billion, twenty-five million, four hundred ninety-four thousand, seventy-eight".