46356259421 has 2 divisors, whose sum is σ = 46356259422. Its totient is φ = 46356259420.

The previous prime is 46356259403. The next prime is 46356259463. The reversal of 46356259421 is 12495265364.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44768635396 + 1587624025 = 211586^2 + 39845^2 .

It is a cyclic number.

It is not a de Polignac number, because 46356259421 - 2³⁰ = 45282517597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46356253421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23178129710 + 23178129711.

It is an arithmetic number, because the mean of its divisors is an integer number (23178129711).

Almost surely, 2^46356259421 is an apocalyptic number.

It is an amenable number.

46356259421 is a deficient number, since it is larger than the sum of its proper divisors (1).

46356259421 is an equidigital number, since it uses as much as digits as its factorization.

46356259421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 47.

The spelling of 46356259421 in words is "forty-six billion, three hundred fifty-six million, two hundred fifty-nine thousand, four hundred twenty-one".