15011790438769 has 2 divisors, whose sum is σ = 15011790438770. Its totient is φ = 15011790438768.

The previous prime is 15011790438563. The next prime is 15011790438797. The reversal of 15011790438769 is 96783409711051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14037858304369 + 973932134400 = 3746713^2 + 986880^2 .

It is a cyclic number.

It is not a de Polignac number, because 15011790438769 - 2⁹ = 15011790438257 is a prime.

It is a super-3 number, since 3×15011790438769³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (15011790418769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7505895219384 + 7505895219385.

It is an arithmetic number, because the mean of its divisors is an integer number (7505895219385).

Almost surely, 2^{15011790438769} is an apocalyptic number.

It is an amenable number.

15011790438769 is a deficient number, since it is larger than the sum of its proper divisors (1).

15011790438769 is an equidigital number, since it uses as much as digits as its factorization.

15011790438769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 61.

The spelling of 15011790438769 in words is "fifteen trillion, eleven billion, seven hundred ninety million, four hundred thirty-eight thousand, seven hundred sixty-nine".