20344365214620 has 48 divisors (see below), whose sum is σ = 57057149657760. Its totient is φ = 5416313861376.

The previous prime is 20344365214601. The next prime is 20344365214633. The reversal of 20344365214620 is 2641256344302.

It is a happy number.

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, 276531535 + ... + 276605094.

It is an arithmetic number, because the mean of its divisors is an integer number (1188690617870).

Almost surely, 2^{20344365214620} is an apocalyptic number.

20344365214620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20344365214620 is an abundant number, since it is smaller than the sum of its proper divisors (36712784443140).

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

20344365214620 is a wasteful number, since it uses less digits than its factorization.

20344365214620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553137254 (or 553137252 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 20344365214620 in words is "twenty trillion, three hundred forty-four billion, three hundred sixty-five million, two hundred fourteen thousand, six hundred twenty".