3400340374040 has 32 divisors (see below), whose sum is σ = 7652739563280. Its totient is φ = 1359785265792.

The previous prime is 3400340374037. The next prime is 3400340374049. The reversal of 3400340374040 is 404730430043.

It is a junction number, because it is equal to n+sod(n) for n = 3400340373988 and 3400340374006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400340374049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10808102 + ... + 11118261.

Almost surely, 2^{3400340374040} is an apocalyptic number.

It is an amenable number.

3400340374040 is an abundant number, since it is smaller than the sum of its proper divisors (4252399189240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3400340374040 is a wasteful number, since it uses less digits than its factorization.

3400340374040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21930251 (or 21930247 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 32.

The spelling of 3400340374040 in words is "three trillion, four hundred billion, three hundred forty million, three hundred seventy-four thousand, forty".