4169426738940 has 288 divisors, whose sum is σ = 13258071590400. Its totient is φ = 1059317637120.

The previous prime is 4169426738923. The next prime is 4169426738941. The reversal of 4169426738940 is 498376249614.

It is a happy number.

4169426738940 is a `hidden beast` number, since 4 + 1 + 69 + 426 + 73 + 89 + 4 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4169426738941) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 231767466 + ... + 231785454.

It is an arithmetic number, because the mean of its divisors is an integer number (46034970800).

Almost surely, 2^{4169426738940} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4169426738940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6629035795200).

4169426738940 is an abundant number, since it is smaller than the sum of its proper divisors (9088644851460).

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

4169426738940 is a wasteful number, since it uses less digits than its factorization.

4169426738940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18677 (or 18672 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 4169426738940 in words is "four trillion, one hundred sixty-nine billion, four hundred twenty-six million, seven hundred thirty-eight thousand, nine hundred forty".