40323401413 has 16 divisors (see below), whose sum is σ = 42983824176. Its totient is φ = 37695651840.

The previous prime is 40323401411. The next prime is 40323401431. The reversal of 40323401413 is 31410432304.

40323401413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1757118724 + 38566282689 = 41918^2 + 196383^2 .

It is a cyclic number.

It is not a de Polignac number, because 40323401413 - 2¹ = 40323401411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40323401411) 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, 2159445 + ... + 2178037.

It is an arithmetic number, because the mean of its divisors is an integer number (2686489011).

Almost surely, 2^40323401413 is an apocalyptic number.

It is an amenable number.

40323401413 is a deficient number, since it is larger than the sum of its proper divisors (2660422763).

40323401413 is a wasteful number, since it uses less digits than its factorization.

40323401413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19464.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 40323401413 its reverse (31410432304), we get a palindrome (71733833717).

The spelling of 40323401413 in words is "forty billion, three hundred twenty-three million, four hundred one thousand, four hundred thirteen".