3400120040245 has 16 divisors (see below), whose sum is σ = 4103980837632. Its totient is φ = 2704206772800.

The previous prime is 3400120040243. The next prime is 3400120040249. The reversal of 3400120040245 is 5420400210043.

It is a happy number.

It is not a de Polignac number, because 3400120040245 - 2¹ = 3400120040243 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 (3400120040243) 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, 15069634 + ... + 15293596.

It is an arithmetic number, because the mean of its divisors is an integer number (256498802352).

Almost surely, 2^{3400120040245} is an apocalyptic number.

It is an amenable number.

3400120040245 is a deficient number, since it is larger than the sum of its proper divisors (703860797387).

3400120040245 is a wasteful number, since it uses less digits than its factorization.

3400120040245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241692.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 3400120040245 its reverse (5420400210043), we get a palindrome (8820520250288).

The spelling of 3400120040245 in words is "three trillion, four hundred billion, one hundred twenty million, forty thousand, two hundred forty-five".