73838881201 has 2 divisors, whose sum is σ = 73838881202. Its totient is φ = 73838881200.

The previous prime is 73838881187. The next prime is 73838881211. The reversal of 73838881201 is 10218883837.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72981562801 + 857318400 = 270151^2 + 29280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73838881201 is a prime.

It is not a weakly prime, because it can be changed into another prime (73838881211) 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, 36919440600 + 36919440601.

It is an arithmetic number, because the mean of its divisors is an integer number (36919440601).

Almost surely, 2^73838881201 is an apocalyptic number.

It is an amenable number.

73838881201 is a deficient number, since it is larger than the sum of its proper divisors (1).

73838881201 is an equidigital number, since it uses as much as digits as its factorization.

73838881201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 516096, while the sum is 49.

The spelling of 73838881201 in words is "seventy-three billion, eight hundred thirty-eight million, eight hundred eighty-one thousand, two hundred one".