40234234250646 has 20 divisors (see below), whose sum is σ = 90154487858292. Its totient is φ = 13411411416828.

The previous prime is 40234234250591. The next prime is 40234234250689. The reversal of 40234234250646 is 64605243243204.

40234234250646 is a `hidden beast` number, since 4 + 0 + 23 + 42 + 3 + 42 + 506 + 46 = 666.

40234234250646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 124179735180 + ... + 124179735503.

Almost surely, 2^{40234234250646} is an apocalyptic number.

40234234250646 is an abundant number, since it is smaller than the sum of its proper divisors (49920253607646).

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

40234234250646 is a wasteful number, since it uses less digits than its factorization.

40234234250646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248359470697 (or 248359470688 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 45.

The spelling of 40234234250646 in words is "forty trillion, two hundred thirty-four billion, two hundred thirty-four million, two hundred fifty thousand, six hundred forty-six".