2620487593404 has 120 divisors (see below), whose sum is σ = 6995742969600. Its totient is φ = 855096510240.

The previous prime is 2620487593403. The next prime is 2620487593441. The reversal of 2620487593404 is 4043957840262.

It is a happy number.

2620487593404 is a `hidden beast` number, since 2 + 6 + 2 + 0 + 4 + 8 + 7 + 593 + 40 + 4 = 666.

2620487593404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2620487593403) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4281939 + ... + 4855509.

It is an arithmetic number, because the mean of its divisors is an integer number (58297858080).

Almost surely, 2^{2620487593404} 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 2620487593404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3497871484800).

2620487593404 is an abundant number, since it is smaller than the sum of its proper divisors (4375255376196).

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

2620487593404 is a wasteful number, since it uses less digits than its factorization.

2620487593404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573885 (or 573874 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 2620487593404 in words is "two trillion, six hundred twenty billion, four hundred eighty-seven million, five hundred ninety-three thousand, four hundred four".