4278262212140 has 24 divisors (see below), whose sum is σ = 10267829309472. Its totient is φ = 1466832758400.

The previous prime is 4278262212113. The next prime is 4278262212157. The reversal of 4278262212140 is 412122628724.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 15279507761 + ... + 15279508040.

It is an arithmetic number, because the mean of its divisors is an integer number (427826221228).

Almost surely, 2^{4278262212140} is an apocalyptic number.

It is an amenable number.

4278262212140 is an abundant number, since it is smaller than the sum of its proper divisors (5989567097332).

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

4278262212140 is a wasteful number, since it uses less digits than its factorization.

4278262212140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30559015817 (or 30559015815 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

The spelling of 4278262212140 in words is "four trillion, two hundred seventy-eight billion, two hundred sixty-two million, two hundred twelve thousand, one hundred forty".