53889787897403 has 2 divisors, whose sum is σ = 53889787897404. Its totient is φ = 53889787897402.

The previous prime is 53889787897339. The next prime is 53889787897417. The reversal of 53889787897403 is 30479878798835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53889787897403 - 2⁶ = 53889787897339 is a prime.

It is not a weakly prime, because it can be changed into another prime (53889787897483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26944893948701 + 26944893948702.

It is an arithmetic number, because the mean of its divisors is an integer number (26944893948702).

Almost surely, 2^{53889787897403} is an apocalyptic number.

53889787897403 is a deficient number, since it is larger than the sum of its proper divisors (1).

53889787897403 is an equidigital number, since it uses as much as digits as its factorization.

53889787897403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20483850240, while the sum is 86.

The spelling of 53889787897403 in words is "fifty-three trillion, eight hundred eighty-nine billion, seven hundred eighty-seven million, eight hundred ninety-seven thousand, four hundred three".