4972209755441 has 2 divisors, whose sum is σ = 4972209755442. Its totient is φ = 4972209755440.

The previous prime is 4972209755411. The next prime is 4972209755561. The reversal of 4972209755441 is 1445579022794.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4904435443216 + 67774312225 = 2214596^2 + 260335^2 .

It is a cyclic number.

It is not a de Polignac number, because 4972209755441 - 2¹⁸ = 4972209493297 is a prime.

It is not a weakly prime, because it can be changed into another prime (4972209755411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2486104877720 + 2486104877721.

It is an arithmetic number, because the mean of its divisors is an integer number (2486104877721).

Almost surely, 2^{4972209755441} is an apocalyptic number.

It is an amenable number.

4972209755441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4972209755441 is an equidigital number, since it uses as much as digits as its factorization.

4972209755441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25401600, while the sum is 59.

The spelling of 4972209755441 in words is "four trillion, nine hundred seventy-two billion, two hundred nine million, seven hundred fifty-five thousand, four hundred forty-one".