2742524570242 has 4 divisors (see below), whose sum is σ = 4113786855366. Its totient is φ = 1371262285120.

The previous prime is 2742524570221. The next prime is 2742524570311. The reversal of 2742524570242 is 2420754252472.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2019329102961 + 723195467281 = 1421031^2 + 850409^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2742524570192 and 2742524570201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685631142559 + ... + 685631142562.

Almost surely, 2^{2742524570242} is an apocalyptic number.

2742524570242 is a deficient number, since it is larger than the sum of its proper divisors (1371262285124).

2742524570242 is a wasteful number, since it uses less digits than its factorization.

2742524570242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371262285123.

The product of its (nonzero) digits is 2508800, while the sum is 46.

The spelling of 2742524570242 in words is "two trillion, seven hundred forty-two billion, five hundred twenty-four million, five hundred seventy thousand, two hundred forty-two".