16401213053 has 2 divisors, whose sum is σ = 16401213054. Its totient is φ = 16401213052.

The previous prime is 16401213019. The next prime is 16401213061. The reversal of 16401213053 is 35031210461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9070086169 + 7331126884 = 95237^2 + 85622^2 .

It is a cyclic number.

It is not a de Polignac number, because 16401213053 - 2¹⁶ = 16401147517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16401213253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8200606526 + 8200606527.

It is an arithmetic number, because the mean of its divisors is an integer number (8200606527).

Almost surely, 2^16401213053 is an apocalyptic number.

It is an amenable number.

16401213053 is a deficient number, since it is larger than the sum of its proper divisors (1).

16401213053 is an equidigital number, since it uses as much as digits as its factorization.

16401213053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 16401213053 in words is "sixteen billion, four hundred one million, two hundred thirteen thousand, fifty-three".