1523385038811 has 8 divisors (see below), whose sum is σ = 2034700296784. Its totient is φ = 1013829903360.

The previous prime is 1523385038779. The next prime is 1523385038869. The reversal of 1523385038811 is 1188305833251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1523385038811 - 2⁵ = 1523385038779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1523385038611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440028610 + ... + 440032071.

It is an arithmetic number, because the mean of its divisors is an integer number (254337537098).

Almost surely, 2^{1523385038811} is an apocalyptic number.

1523385038811 is a deficient number, since it is larger than the sum of its proper divisors (511315257973).

1523385038811 is an equidigital number, since it uses as much as digits as its factorization.

1523385038811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880061261.

The product of its (nonzero) digits is 691200, while the sum is 48.

The spelling of 1523385038811 in words is "one trillion, five hundred twenty-three billion, three hundred eighty-five million, thirty-eight thousand, eight hundred eleven".