340885457920 has 528 divisors, whose sum is σ = 1014356820672. Its totient is φ = 109219676160.

The previous prime is 340885457917. The next prime is 340885457923. The reversal of 340885457920 is 29754588043.

It is an interprime number because it is at equal distance from previous prime (340885457917) and next prime (340885457923).

It is not an unprimeable number, because it can be changed into a prime (340885457923) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1096094565 + ... + 1096094875.

Almost surely, 2^340885457920 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 340885457920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507178410336).

340885457920 is an abundant number, since it is smaller than the sum of its proper divisors (673471362752).

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

340885457920 is a wasteful number, since it uses less digits than its factorization.

340885457920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 599 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 340885457920 in words is "three hundred forty billion, eight hundred eighty-five million, four hundred fifty-seven thousand, nine hundred twenty".