2502778154016 has 96 divisors (see below), whose sum is σ = 7661565878400. Its totient is φ = 715079463168.

The previous prime is 2502778153999. The next prime is 2502778154131. The reversal of 2502778154016 is 6104518772052.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

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 15 ways as a sum of consecutive naturals, for example, 37970871 + ... + 38036726.

It is an arithmetic number, because the mean of its divisors is an integer number (79807977900).

Almost surely, 2^{2502778154016} is an apocalyptic number.

It is an amenable number.

2502778154016 is an abundant number, since it is smaller than the sum of its proper divisors (5158787724384).

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

2502778154016 is an equidigital number, since it uses as much as digits as its factorization.

2502778154016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76007631 (or 76007609 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 48.

The spelling of 2502778154016 in words is "two trillion, five hundred two billion, seven hundred seventy-eight million, one hundred fifty-four thousand, sixteen".