1338923782023 has 16 divisors (see below), whose sum is σ = 1865830522080. Its totient is φ = 852951085056.

The previous prime is 1338923781977. The next prime is 1338923782061. The reversal of 1338923782023 is 3202873298331.

It is not a de Polignac number, because 1338923782023 - 2¹⁴ = 1338923765639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338923782423) 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, 79321090 + ... + 79337967.

It is an arithmetic number, because the mean of its divisors is an integer number (116614407630).

Almost surely, 2^{1338923782023} is an apocalyptic number.

1338923782023 is a deficient number, since it is larger than the sum of its proper divisors (526906740057).

1338923782023 is a wasteful number, since it uses less digits than its factorization.

1338923782023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158659186.

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 1338923782023 in words is "one trillion, three hundred thirty-eight billion, nine hundred twenty-three million, seven hundred eighty-two thousand, twenty-three".