3526063066421 has 4 divisors (see below), whose sum is σ = 4029786361632. Its totient is φ = 3022339771212.

The previous prime is 3526063066363. The next prime is 3526063066447. The reversal of 3526063066421 is 1246603606253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3526063066421 - 2²⁶ = 3525995957557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3526063066921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251861647595 + ... + 251861647608.

It is an arithmetic number, because the mean of its divisors is an integer number (1007446590408).

Almost surely, 2^{3526063066421} is an apocalyptic number.

It is an amenable number.

3526063066421 is a deficient number, since it is larger than the sum of its proper divisors (503723295211).

3526063066421 is an equidigital number, since it uses as much as digits as its factorization.

3526063066421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503723295210.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 3526063066421 in words is "three trillion, five hundred twenty-six billion, sixty-three million, sixty-six thousand, four hundred twenty-one".