54434340396828 has 240 divisors, whose sum is σ = 169807768187904. Its totient is φ = 14867185512960.

The previous prime is 54434340396823. The next prime is 54434340396857. The reversal of 54434340396828 is 82869304343445.

It is a happy number.

54434340396828 is a `hidden beast` number, since 5 + 4 + 434 + 34 + 0 + 3 + 96 + 82 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54434340396823) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 83502868 + ... + 84152228.

Almost surely, 2^{54434340396828} 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 54434340396828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84903884093952).

54434340396828 is an abundant number, since it is smaller than the sum of its proper divisors (115373427791076).

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

54434340396828 is a wasteful number, since it uses less digits than its factorization.

54434340396828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651014 (or 651003 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 63.

The spelling of 54434340396828 in words is "fifty-four trillion, four hundred thirty-four billion, three hundred forty million, three hundred ninety-six thousand, eight hundred twenty-eight".