53266079887 has 2 divisors, whose sum is σ = 53266079888. Its totient is φ = 53266079886.

The previous prime is 53266079879. The next prime is 53266079939. The reversal of 53266079887 is 78897066235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53266079887 - 2³ = 53266079879 is a prime.

It is a super-4 number, since 4×53266079887⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53266079987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26633039943 + 26633039944.

It is an arithmetic number, because the mean of its divisors is an integer number (26633039944).

Almost surely, 2^53266079887 is an apocalyptic number.

53266079887 is a deficient number, since it is larger than the sum of its proper divisors (1).

53266079887 is an equidigital number, since it uses as much as digits as its factorization.

53266079887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30481920, while the sum is 61.

The spelling of 53266079887 in words is "fifty-three billion, two hundred sixty-six million, seventy-nine thousand, eight hundred eighty-seven".