53970016577 has 2 divisors, whose sum is σ = 53970016578. Its totient is φ = 53970016576.

The previous prime is 53970016549. The next prime is 53970016613. The reversal of 53970016577 is 77561007935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53916375601 + 53640976 = 232199^2 + 7324^2 .

It is a cyclic number.

It is not a de Polignac number, because 53970016577 - 2²⁶ = 53902907713 is a prime.

It is not a weakly prime, because it can be changed into another prime (53970016517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26985008288 + 26985008289.

It is an arithmetic number, because the mean of its divisors is an integer number (26985008289).

Almost surely, 2^53970016577 is an apocalyptic number.

It is an amenable number.

53970016577 is a deficient number, since it is larger than the sum of its proper divisors (1).

53970016577 is an equidigital number, since it uses as much as digits as its factorization.

53970016577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1389150, while the sum is 50.

The spelling of 53970016577 in words is "fifty-three billion, nine hundred seventy million, sixteen thousand, five hundred seventy-seven".