1040026513323 has 16 divisors (see below), whose sum is σ = 1593013723136. Its totient is φ = 591221583360.

The previous prime is 1040026513307. The next prime is 1040026513369. The reversal of 1040026513323 is 3233156200401.

It is not a de Polignac number, because 1040026513323 - 2⁴ = 1040026513307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040026513373) 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, 128299243 + ... + 128307348.

It is an arithmetic number, because the mean of its divisors is an integer number (99563357696).

Almost surely, 2^{1040026513323} is an apocalyptic number.

1040026513323 is a deficient number, since it is larger than the sum of its proper divisors (552987209813).

1040026513323 is a wasteful number, since it uses less digits than its factorization.

1040026513323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256606794.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 1040026513323 in words is "one trillion, forty billion, twenty-six million, five hundred thirteen thousand, three hundred twenty-three".