53690579479 has 2 divisors, whose sum is σ = 53690579480. Its totient is φ = 53690579478.

The previous prime is 53690579471. The next prime is 53690579521. The reversal of 53690579479 is 97497509635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53690579479 - 2³ = 53690579471 is a prime.

It is a super-2 number, since 2×53690579479² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53690579479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53690579471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26845289739 + 26845289740.

It is an arithmetic number, because the mean of its divisors is an integer number (26845289740).

Almost surely, 2^53690579479 is an apocalyptic number.

53690579479 is a deficient number, since it is larger than the sum of its proper divisors (1).

53690579479 is an equidigital number, since it uses as much as digits as its factorization.

53690579479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64297800, while the sum is 64.

The spelling of 53690579479 in words is "fifty-three billion, six hundred ninety million, five hundred seventy-nine thousand, four hundred seventy-nine".