7226725867442 has 4 divisors (see below), whose sum is σ = 10840088801166. Its totient is φ = 3613362933720.

The previous prime is 7226725867429. The next prime is 7226725867451. The reversal of 7226725867442 is 2447685276227.

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., 5957158051441 + 1269567816001 = 2440729^2 + 1126751^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1806681466859 + ... + 1806681466862.

Almost surely, 2^{7226725867442} is an apocalyptic number.

7226725867442 is a deficient number, since it is larger than the sum of its proper divisors (3613362933724).

7226725867442 is a wasteful number, since it uses less digits than its factorization.

7226725867442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613362933723.

The product of its digits is 126443520, while the sum is 62.

The spelling of 7226725867442 in words is "seven trillion, two hundred twenty-six billion, seven hundred twenty-five million, eight hundred sixty-seven thousand, four hundred forty-two".