40228080078 has 16 divisors (see below), whose sum is σ = 82327234176. Its totient is φ = 13097514360.

The previous prime is 40228080073. The next prime is 40228080083. The reversal of 40228080078 is 87008082204.

It is an interprime number because it is at equal distance from previous prime (40228080073) and next prime (40228080083).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40228080071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77961138 + ... + 77961653.

It is an arithmetic number, because the mean of its divisors is an integer number (5145452136).

Almost surely, 2^40228080078 is an apocalyptic number.

40228080078 is an abundant number, since it is smaller than the sum of its proper divisors (42099154098).

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

40228080078 is a wasteful number, since it uses less digits than its factorization.

40228080078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155922839.

The product of its (nonzero) digits is 57344, while the sum is 39.

The spelling of 40228080078 in words is "forty billion, two hundred twenty-eight million, eighty thousand, seventy-eight".