20344650601442 has 8 divisors (see below), whose sum is σ = 32312092131756. Its totient is φ = 9573953224192.

The previous prime is 20344650601441. The next prime is 20344650601487. The reversal of 20344650601442 is 24410605644302.

It can be written as a sum of positive squares in 2 ways, for example, as 19436820855841 + 907829745601 = 4408721^2 + 952801^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20344650601442.

It is not an unprimeable number, because it can be changed into a prime (20344650601441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299186038223 + ... + 299186038290.

Almost surely, 2^{20344650601442} is an apocalyptic number.

20344650601442 is a deficient number, since it is larger than the sum of its proper divisors (11967441530314).

20344650601442 is a wasteful number, since it uses less digits than its factorization.

20344650601442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598372076532.

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 20344650601442 in words is "twenty trillion, three hundred forty-four billion, six hundred fifty million, six hundred one thousand, four hundred forty-two".