53650264477 has 2 divisors, whose sum is σ = 53650264478. Its totient is φ = 53650264476.

The previous prime is 53650264469. The next prime is 53650264511. The reversal of 53650264477 is 77446205635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53648287641 + 1976836 = 231621^2 + 1406^2 .

It is a cyclic number.

It is not a de Polignac number, because 53650264477 - 2³ = 53650264469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53650264477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53650264427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26825132238 + 26825132239.

It is an arithmetic number, because the mean of its divisors is an integer number (26825132239).

Almost surely, 2^53650264477 is an apocalyptic number.

It is an amenable number.

53650264477 is a deficient number, since it is larger than the sum of its proper divisors (1).

53650264477 is an equidigital number, since it uses as much as digits as its factorization.

53650264477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 49.

The spelling of 53650264477 in words is "fifty-three billion, six hundred fifty million, two hundred sixty-four thousand, four hundred seventy-seven".