1074853978442 has 8 divisors (see below), whose sum is σ = 1664290031232. Its totient is φ = 520090634700.

The previous prime is 1074853978417. The next prime is 1074853978463. The reversal of 1074853978442 is 2448793584701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1074853978442² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (62), and also a Moran number because the ratio is a prime number: 17336354491 = 1074853978442 / (1 + 0 + 7 + 4 + 8 + 5 + 3 + 9 + 7 + 8 + 4 + 4 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8668177184 + ... + 8668177307.

It is an arithmetic number, because the mean of its divisors is an integer number (208036253904).

Almost surely, 2^{1074853978442} is an apocalyptic number.

1074853978442 is a deficient number, since it is larger than the sum of its proper divisors (589436052790).

1074853978442 is a wasteful number, since it uses less digits than its factorization.

1074853978442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17336354524.

The product of its (nonzero) digits is 54190080, while the sum is 62.

The spelling of 1074853978442 in words is "one trillion, seventy-four billion, eight hundred fifty-three million, nine hundred seventy-eight thousand, four hundred forty-two".