2066313255435 has 192 divisors, whose sum is σ = 4465054129536. Its totient is φ = 868475289600.

The previous prime is 2066313255431. The next prime is 2066313255449. The reversal of 2066313255435 is 5345523136602.

2066313255435 is a `hidden beast` number, since 2 + 0 + 6 + 6 + 31 + 32 + 554 + 35 = 666.

It is not a de Polignac number, because 2066313255435 - 2² = 2066313255431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2066313255431) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 50410609 + ... + 50451581.

It is an arithmetic number, because the mean of its divisors is an integer number (23255490258).

Almost surely, 2^{2066313255435} is an apocalyptic number.

2066313255435 is an abundant number, since it is smaller than the sum of its proper divisors (2398740874101).

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

2066313255435 is a wasteful number, since it uses less digits than its factorization.

2066313255435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41486 (or 41483 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

The spelling of 2066313255435 in words is "two trillion, sixty-six billion, three hundred thirteen million, two hundred fifty-five thousand, four hundred thirty-five".