738790390456 has 16 divisors (see below), whose sum is σ = 1419018128640. Its totient is φ = 360385556160.

The previous prime is 738790390433. The next prime is 738790390469. The reversal of 738790390456 is 654093097837.

It is a super-2 number, since 2×738790390456² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 738790390394 and 738790390403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126204536 + ... + 1126205191.

It is an arithmetic number, because the mean of its divisors is an integer number (88688633040).

Almost surely, 2^738790390456 is an apocalyptic number.

It is an amenable number.

738790390456 is a deficient number, since it is larger than the sum of its proper divisors (680227738184).

738790390456 is a wasteful number, since it uses less digits than its factorization.

738790390456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252409774 (or 2252409770 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 61.

The spelling of 738790390456 in words is "seven hundred thirty-eight billion, seven hundred ninety million, three hundred ninety thousand, four hundred fifty-six".