340573572020 has 72 divisors (see below), whose sum is σ = 788818566312. Its totient is φ = 123421999360.

The previous prime is 340573571999. The next prime is 340573572137. The reversal of 340573572020 is 20275375043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 114800347684 + 225773224336 = 338822^2 + 475156^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 468902 + ... + 949218.

It is an arithmetic number, because the mean of its divisors is an integer number (10955813421).

Almost surely, 2^340573572020 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 340573572020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (394409283156).

340573572020 is an abundant number, since it is smaller than the sum of its proper divisors (448244994292).

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

340573572020 is a wasteful number, since it uses less digits than its factorization.

340573572020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480641 (or 480628 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 38.

The spelling of 340573572020 in words is "three hundred forty billion, five hundred seventy-three million, five hundred seventy-two thousand, twenty".