2542916626278 has 16 divisors (see below), whose sum is σ = 5812380860160. Its totient is φ = 726547607496.

The previous prime is 2542916626277. The next prime is 2542916626307. The reversal of 2542916626278 is 8726266192452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542916626277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30272816938 + ... + 30272817021.

It is an arithmetic number, because the mean of its divisors is an integer number (363273803760).

Almost surely, 2^{2542916626278} is an apocalyptic number.

2542916626278 is an abundant number, since it is smaller than the sum of its proper divisors (3269464233882).

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

2542916626278 is a wasteful number, since it uses less digits than its factorization.

2542916626278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60545633971.

The product of its digits is 34836480, while the sum is 60.

The spelling of 2542916626278 in words is "two trillion, five hundred forty-two billion, nine hundred sixteen million, six hundred twenty-six thousand, two hundred seventy-eight".