40125420343412 has 24 divisors (see below), whose sum is σ = 70756069876800. Its totient is φ = 19909402793280.

The previous prime is 40125420343409. The next prime is 40125420343417. The reversal of 40125420343412 is 21434302452104.

40125420343412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40125420343412² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40125420343417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94842008 + ... + 95264144.

It is an arithmetic number, because the mean of its divisors is an integer number (2948169578200).

Almost surely, 2^{40125420343412} is an apocalyptic number.

It is an amenable number.

40125420343412 is a deficient number, since it is larger than the sum of its proper divisors (30630649533388).

40125420343412 is a wasteful number, since it uses less digits than its factorization.

40125420343412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603671 (or 603669 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 40125420343412 its reverse (21434302452104), we get a palindrome (61559722795516).

The spelling of 40125420343412 in words is "forty trillion, one hundred twenty-five billion, four hundred twenty million, three hundred forty-three thousand, four hundred twelve".