2774025012842 has 4 divisors (see below), whose sum is σ = 4161037519266. Its totient is φ = 1387012506420.

The previous prime is 2774025012799. The next prime is 2774025012877. The reversal of 2774025012842 is 2482105204772.

It is a happy number.

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., 1912304545321 + 861720467521 = 1382861^2 + 928289^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2774025012793 and 2774025012802.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693506253209 + ... + 693506253212.

Almost surely, 2^{2774025012842} is an apocalyptic number.

2774025012842 is a deficient number, since it is larger than the sum of its proper divisors (1387012506424).

2774025012842 is a wasteful number, since it uses less digits than its factorization.

2774025012842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387012506423.

The product of its (nonzero) digits is 501760, while the sum is 44.

The spelling of 2774025012842 in words is "two trillion, seven hundred seventy-four billion, twenty-five million, twelve thousand, eight hundred forty-two".