40012320514353 has 16 divisors (see below), whose sum is σ = 61623252985536. Its totient is φ = 22823427031040.

The previous prime is 40012320514253. The next prime is 40012320514393. The reversal of 40012320514353 is 35341502321004.

It is a cyclic number.

It is not a de Polignac number, because 40012320514353 - 2¹³ = 40012320506161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40012320514393) 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, 35661604176 + ... + 35661605297.

It is an arithmetic number, because the mean of its divisors is an integer number (3851453311596).

Almost surely, 2^{40012320514353} is an apocalyptic number.

It is an amenable number.

40012320514353 is a deficient number, since it is larger than the sum of its proper divisors (21610932471183).

40012320514353 is a wasteful number, since it uses less digits than its factorization.

40012320514353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71323209504.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 40012320514353 its reverse (35341502321004), we get a palindrome (75353822835357).

The spelling of 40012320514353 in words is "forty trillion, twelve billion, three hundred twenty million, five hundred fourteen thousand, three hundred fifty-three".