797200767553 has 4 divisors (see below), whose sum is σ = 797496797268. Its totient is φ = 796904737840.

The previous prime is 797200767547. The next prime is 797200767557. The reversal of 797200767553 is 355767002797.

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 2 ways, for example, as 289753970944 + 507446796609 = 538288^2 + 712353^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797200767553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (797200767557) 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, 148010818 + ... + 148016203.

It is an arithmetic number, because the mean of its divisors is an integer number (199374199317).

Almost surely, 2^797200767553 is an apocalyptic number.

It is an amenable number.

797200767553 is a deficient number, since it is larger than the sum of its proper divisors (296029715).

797200767553 is a wasteful number, since it uses less digits than its factorization.

797200767553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296029714.

The product of its (nonzero) digits is 19448100, while the sum is 58.

The spelling of 797200767553 in words is "seven hundred ninety-seven billion, two hundred million, seven hundred sixty-seven thousand, five hundred fifty-three".