440012862078 has 16 divisors (see below), whose sum is σ = 931791943440. Its totient is φ = 138043250816.

The previous prime is 440012862049. The next prime is 440012862169. The reversal of 440012862078 is 870268210044.

It is a super-3 number, since 3×440012862078³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2156925693 + ... + 2156925896.

It is an arithmetic number, because the mean of its divisors is an integer number (58236996465).

Almost surely, 2^440012862078 is an apocalyptic number.

440012862078 is an abundant number, since it is smaller than the sum of its proper divisors (491779081362).

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

440012862078 is a wasteful number, since it uses less digits than its factorization.

440012862078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313851611.

The product of its (nonzero) digits is 172032, while the sum is 42.

The spelling of 440012862078 in words is "four hundred forty billion, twelve million, eight hundred sixty-two thousand, seventy-eight".