738890722889 has 4 divisors (see below), whose sum is σ = 806062606800. Its totient is φ = 671718838980.

The previous prime is 738890722883. The next prime is 738890722891. The reversal of 738890722889 is 988227098837.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-738890722889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (738890722883) 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 in 3 ways as a sum of consecutive naturals, for example, 33585941939 + ... + 33585941960.

It is an arithmetic number, because the mean of its divisors is an integer number (201515651700).

Almost surely, 2^738890722889 is an apocalyptic number.

It is an amenable number.

738890722889 is a deficient number, since it is larger than the sum of its proper divisors (67171883911).

738890722889 is a wasteful number, since it uses less digits than its factorization.

738890722889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67171883910.

The product of its (nonzero) digits is 195084288, while the sum is 71.

The spelling of 738890722889 in words is "seven hundred thirty-eight billion, eight hundred ninety million, seven hundred twenty-two thousand, eight hundred eighty-nine".