2420236445652 has 144 divisors (see below), whose sum is σ = 6373949400000. Its totient is φ = 802994549760.

The previous prime is 2420236445647. The next prime is 2420236445717. The reversal of 2420236445652 is 2565446320242.

2420236445652 is a `hidden beast` number, since 2 + 4 + 2 + 0 + 23 + 64 + 4 + 565 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2420236445598 and 2420236445607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 326569827 + ... + 326577237.

It is an arithmetic number, because the mean of its divisors is an integer number (44263537500).

Almost surely, 2^{2420236445652} 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 2420236445652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3186974700000).

2420236445652 is an abundant number, since it is smaller than the sum of its proper divisors (3953712954348).

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

2420236445652 is a wasteful number, since it uses less digits than its factorization.

2420236445652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8948 (or 8934 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 45.

The spelling of 2420236445652 in words is "two trillion, four hundred twenty billion, two hundred thirty-six million, four hundred forty-five thousand, six hundred fifty-two".