403032221849 has 2 divisors, whose sum is σ = 403032221850. Its totient is φ = 403032221848.

The previous prime is 403032221843. The next prime is 403032221929. The reversal of 403032221849 is 948122230304.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 396513274249 + 6518947600 = 629693^2 + 80740^2 .

It is a cyclic number.

It is not a de Polignac number, because 403032221849 - 2²⁴ = 403015444633 is a prime.

It is not a weakly prime, because it can be changed into another prime (403032221843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201516110924 + 201516110925.

It is an arithmetic number, because the mean of its divisors is an integer number (201516110925).

Almost surely, 2^403032221849 is an apocalyptic number.

It is an amenable number.

403032221849 is a deficient number, since it is larger than the sum of its proper divisors (1).

403032221849 is an equidigital number, since it uses as much as digits as its factorization.

403032221849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 403032221849 in words is "four hundred three billion, thirty-two million, two hundred twenty-one thousand, eight hundred forty-nine".