11578976280442 has 4 divisors (see below), whose sum is σ = 17368464420666. Its totient is φ = 5789488140220.

The previous prime is 11578976280359. The next prime is 11578976280551. The reversal of 11578976280442 is 24408267987511.

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., 6308742381841 + 5270233898601 = 2511721^2 + 2295699^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2894744070109 + ... + 2894744070112.

Almost surely, 2^{11578976280442} is an apocalyptic number.

11578976280442 is a deficient number, since it is larger than the sum of its proper divisors (5789488140224).

11578976280442 is an equidigital number, since it uses as much as digits as its factorization.

11578976280442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5789488140223.

The product of its (nonzero) digits is 54190080, while the sum is 64.

The spelling of 11578976280442 in words is "eleven trillion, five hundred seventy-eight billion, nine hundred seventy-six million, two hundred eighty thousand, four hundred forty-two".