4520735011261 has 12 divisors (see below), whose sum is σ = 5259306697920. Its totient is φ = 3874552828440.

The previous prime is 4520735011253. The next prime is 4520735011297. The reversal of 4520735011261 is 1621105370254.

It is not a de Polignac number, because 4520735011261 - 2³ = 4520735011253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4520735011261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520735011211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3790981 + ... + 4838698.

It is an arithmetic number, because the mean of its divisors is an integer number (438275558160).

Almost surely, 2^{4520735011261} is an apocalyptic number.

It is an amenable number.

4520735011261 is a deficient number, since it is larger than the sum of its proper divisors (738571686659).

4520735011261 is a wasteful number, since it uses less digits than its factorization.

4520735011261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8640384 (or 8640377 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 4520735011261 in words is "four trillion, five hundred twenty billion, seven hundred thirty-five million, eleven thousand, two hundred sixty-one".