2645035420500 has 144 divisors (see below), whose sum is σ = 9102769341120. Its totient is φ = 641220696000.

The previous prime is 2645035420493. The next prime is 2645035420537. The reversal of 2645035420500 is 50245305462.

2645035420500 is a `hidden beast` number, since 2 + 64 + 5 + 0 + 3 + 542 + 0 + 50 + 0 = 666.

2645035420500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2645035420500² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 26668030 + ... + 26767029.

It is an arithmetic number, because the mean of its divisors is an integer number (63213675980).

Almost surely, 2^{2645035420500} is an apocalyptic number.

2645035420500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2645035420500 is an abundant number, since it is smaller than the sum of its proper divisors (6457733920620).

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

2645035420500 is a wasteful number, since it uses less digits than its factorization.

2645035420500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53435095 (or 53435080 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 2645035420500 in words is "two trillion, six hundred forty-five billion, thirty-five million, four hundred twenty thousand, five hundred".