52292475421 has 2 divisors, whose sum is σ = 52292475422. Its totient is φ = 52292475420.

The previous prime is 52292475413. The next prime is 52292475463. The reversal of 52292475421 is 12457429225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50645252025 + 1647223396 = 225045^2 + 40586^2 .

It is a cyclic number.

It is not a de Polignac number, because 52292475421 - 2³ = 52292475413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52292475491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26146237710 + 26146237711.

It is an arithmetic number, because the mean of its divisors is an integer number (26146237711).

Almost surely, 2^52292475421 is an apocalyptic number.

It is an amenable number.

52292475421 is a deficient number, since it is larger than the sum of its proper divisors (1).

52292475421 is an equidigital number, since it uses as much as digits as its factorization.

52292475421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 43.

The spelling of 52292475421 in words is "fifty-two billion, two hundred ninety-two million, four hundred seventy-five thousand, four hundred twenty-one".