2140063548978 has 16 divisors (see below), whose sum is σ = 4352671625760. Its totient is φ = 701263761696.

The previous prime is 2140063548947. The next prime is 2140063549051. The reversal of 2140063548978 is 8798453600412.

It is a happy 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, 3022688275 + ... + 3022688982.

It is an arithmetic number, because the mean of its divisors is an integer number (272041976610).

It is a 1-persistent number, because it is pandigital, but 2⋅2140063548978 = 4280127097956 is not.

Almost surely, 2^{2140063548978} is an apocalyptic number.

2140063548978 is an abundant number, since it is smaller than the sum of its proper divisors (2212608076782).

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

2140063548978 is a wasteful number, since it uses less digits than its factorization.

2140063548978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6045377321.

The product of its (nonzero) digits is 11612160, while the sum is 57.

The spelling of 2140063548978 in words is "two trillion, one hundred forty billion, sixty-three million, five hundred forty-eight thousand, nine hundred seventy-eight".