75657553501253 has 2 divisors, whose sum is σ = 75657553501254. Its totient is φ = 75657553501252.

The previous prime is 75657553501247. The next prime is 75657553501307. The reversal of 75657553501253 is 35210535575657.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75402425470849 + 255128030404 = 8683457^2 + 505102^2 .

It is a cyclic number.

It is not a de Polignac number, because 75657553501253 - 2²² = 75657549306949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75657553501192 and 75657553501201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75657553501753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37828776750626 + 37828776750627.

It is an arithmetic number, because the mean of its divisors is an integer number (37828776750627).

Almost surely, 2^{75657553501253} is an apocalyptic number.

It is an amenable number.

75657553501253 is a deficient number, since it is larger than the sum of its proper divisors (1).

75657553501253 is an equidigital number, since it uses as much as digits as its factorization.

75657553501253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82687500, while the sum is 59.

The spelling of 75657553501253 in words is "seventy-five trillion, six hundred fifty-seven billion, five hundred fifty-three million, five hundred one thousand, two hundred fifty-three".