997206761126 has 8 divisors (see below), whose sum is σ = 1514744447520. Its totient is φ = 492291945288.

The previous prime is 997206761119. The next prime is 997206761129. The reversal of 997206761126 is 621167602799.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997206761129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3155717441 + ... + 3155717756.

It is an arithmetic number, because the mean of its divisors is an integer number (189343055940).

Almost surely, 2^997206761126 is an apocalyptic number.

997206761126 is a deficient number, since it is larger than the sum of its proper divisors (517537686394).

997206761126 is a wasteful number, since it uses less digits than its factorization.

997206761126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311435278.

The product of its (nonzero) digits is 3429216, while the sum is 56.

The spelling of 997206761126 in words is "nine hundred ninety-seven billion, two hundred six million, seven hundred sixty-one thousand, one hundred twenty-six".