738790390457 has 16 divisors (see below), whose sum is σ = 849409267200. Its totient is φ = 629451889920.

The previous prime is 738790390433. The next prime is 738790390469. The reversal of 738790390457 is 754093097837.

738790390457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 738790390457 - 2¹² = 738790386361 is a prime.

It is a super-2 number, since 2×738790390457² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 738790390457.

It is not an unprimeable number, because it can be changed into a prime (738790350457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345344 + ... + 1263662.

It is an arithmetic number, because the mean of its divisors is an integer number (53088079200).

Almost surely, 2^738790390457 is an apocalyptic number.

It is an amenable number.

738790390457 is a deficient number, since it is larger than the sum of its proper divisors (110618876743).

738790390457 is a wasteful number, since it uses less digits than its factorization.

738790390457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919016.

The product of its (nonzero) digits is 40007520, while the sum is 62.

The spelling of 738790390457 in words is "seven hundred thirty-eight billion, seven hundred ninety million, three hundred ninety thousand, four hundred fifty-seven".