53447073923 has 2 divisors, whose sum is σ = 53447073924. Its totient is φ = 53447073922.

The previous prime is 53447073877. The next prime is 53447073943. The reversal of 53447073923 is 32937074435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53447073923 - 2¹⁶ = 53447008387 is a prime.

It is not a weakly prime, because it can be changed into another prime (53447073943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26723536961 + 26723536962.

It is an arithmetic number, because the mean of its divisors is an integer number (26723536962).

Almost surely, 2^53447073923 is an apocalyptic number.

53447073923 is a deficient number, since it is larger than the sum of its proper divisors (1).

53447073923 is an equidigital number, since it uses as much as digits as its factorization.

53447073923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 47.

The spelling of 53447073923 in words is "fifty-three billion, four hundred forty-seven million, seventy-three thousand, nine hundred twenty-three".