3545346847420 has 24 divisors (see below), whose sum is σ = 8508832434144. Its totient is φ = 1215547490496.

The previous prime is 3545346847417. The next prime is 3545346847421. The reversal of 3545346847420 is 247486435453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545346847421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12661952887 + ... + 12661953166.

It is an arithmetic number, because the mean of its divisors is an integer number (354534684756).

Almost surely, 2^{3545346847420} is an apocalyptic number.

It is an amenable number.

3545346847420 is an abundant number, since it is smaller than the sum of its proper divisors (4963485586724).

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

3545346847420 is a wasteful number, since it uses less digits than its factorization.

3545346847420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25323906069 (or 25323906067 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 55.

The spelling of 3545346847420 in words is "three trillion, five hundred forty-five billion, three hundred forty-six million, eight hundred forty-seven thousand, four hundred twenty".