222773036696957 has 2 divisors, whose sum is σ = 222773036696958. Its totient is φ = 222773036696956.

The previous prime is 222773036696839. The next prime is 222773036697143. The reversal of 222773036696957 is 759696630377222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175891545532921 + 46881491164036 = 13262411^2 + 6847006^2 .

It is a cyclic number.

It is not a de Polignac number, because 222773036696957 - 2¹² = 222773036692861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222773036696257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111386518348478 + 111386518348479.

It is an arithmetic number, because the mean of its divisors is an integer number (111386518348479).

Almost surely, 2^{222773036696957} is an apocalyptic number.

It is an amenable number.

222773036696957 is a deficient number, since it is larger than the sum of its proper divisors (1).

222773036696957 is an equidigital number, since it uses as much as digits as its factorization.

222773036696957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160406080, while the sum is 74.

The spelling of 222773036696957 in words is "two hundred twenty-two trillion, seven hundred seventy-three billion, thirty-six million, six hundred ninety-six thousand, nine hundred fifty-seven".