11652545420641 has 24 divisors (see below), whose sum is σ = 12757302625760. Its totient is φ = 10634985994752.

The previous prime is 11652545420623. The next prime is 11652545420671. The reversal of 11652545420641 is 14602454525611.

It is not a de Polignac number, because 11652545420641 - 2⁵ = 11652545420609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11652545420591 and 11652545420600.

It is not an unprimeable number, because it can be changed into a prime (11652545420671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1645596 + ... + 5100301.

Almost surely, 2^{11652545420641} is an apocalyptic number.

It is an amenable number.

11652545420641 is a deficient number, since it is larger than the sum of its proper divisors (1104757205119).

11652545420641 is a wasteful number, since it uses less digits than its factorization.

11652545420641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6746113 (or 6746096 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 11652545420641 in words is "eleven trillion, six hundred fifty-two billion, five hundred forty-five million, four hundred twenty thousand, six hundred forty-one".