2742540161322 has 64 divisors (see below), whose sum is σ = 6227293814784. Its totient is φ = 799261974720.

The previous prime is 2742540161311. The next prime is 2742540161329. The reversal of 2742540161322 is 2231610452472.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (2742540161329) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 11952508 + ... + 12179799.

It is an arithmetic number, because the mean of its divisors is an integer number (97301465856).

Almost surely, 2^{2742540161322} is an apocalyptic number.

2742540161322 is an abundant number, since it is smaller than the sum of its proper divisors (3484753653462).

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

2742540161322 is a wasteful number, since it uses less digits than its factorization.

2742540161322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24132403.

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 2742540161322 in words is "two trillion, seven hundred forty-two billion, five hundred forty million, one hundred sixty-one thousand, three hundred twenty-two".