739000921738 has 4 divisors (see below), whose sum is σ = 1108501382610. Its totient is φ = 369500460868.

The previous prime is 739000921693. The next prime is 739000921739. The reversal of 739000921738 is 837129000937.

739000921738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 837129000937 = 10837 ⋅77247301.

It can be written as a sum of positive squares in only one way, i.e., 720211914409 + 18789007329 = 848653^2 + 137073^2 .

It is a super-2 number, since 2×739000921738² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 739000921691 and 739000921700.

It is not an unprimeable number, because it can be changed into a prime (739000921739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184750230433 + ... + 184750230436.

Almost surely, 2^739000921738 is an apocalyptic number.

739000921738 is a deficient number, since it is larger than the sum of its proper divisors (369500460872).

739000921738 is a wasteful number, since it uses less digits than its factorization.

739000921738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369500460871.

The product of its (nonzero) digits is 571536, while the sum is 49.

The spelling of 739000921738 in words is "seven hundred thirty-nine billion, nine hundred twenty-one thousand, seven hundred thirty-eight".