340553054544 has 80 divisors (see below), whose sum is σ = 926743214400. Its totient is φ = 107464347648.

The previous prime is 340553054507. The next prime is 340553054573. The reversal of 340553054544 is 445450355043.

It is a junction number, because it is equal to n+sod(n) for n = 340553054496 and 340553054505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1116192 + ... + 1388160.

It is an arithmetic number, because the mean of its divisors is an integer number (11584290180).

Almost surely, 2^340553054544 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 340553054544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463371607200).

340553054544 is an abundant number, since it is smaller than the sum of its proper divisors (586190159856).

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

340553054544 is a wasteful number, since it uses less digits than its factorization.

340553054544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273372 (or 273366 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 42.

The spelling of 340553054544 in words is "three hundred forty billion, five hundred fifty-three million, fifty-four thousand, five hundred forty-four".