83853530401 has 2 divisors, whose sum is σ = 83853530402. Its totient is φ = 83853530400.

The previous prime is 83853530377. The next prime is 83853530447. The reversal of 83853530401 is 10403535838.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83787091600 + 66438801 = 289460^2 + 8151^2 .

It is a cyclic number.

It is not a de Polignac number, because 83853530401 - 2²¹ = 83851433249 is a prime.

It is a super-2 number, since 2×83853530401² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (83853530701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41926765200 + 41926765201.

It is an arithmetic number, because the mean of its divisors is an integer number (41926765201).

Almost surely, 2^83853530401 is an apocalyptic number.

It is an amenable number.

83853530401 is a deficient number, since it is larger than the sum of its proper divisors (1).

83853530401 is an equidigital number, since it uses as much as digits as its factorization.

83853530401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 83853530401 in words is "eighty-three billion, eight hundred fifty-three million, five hundred thirty thousand, four hundred one".